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Finding the Fourth Proportional to 22,762,583.60, 34,143,875.40 and 20,371,099.10

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Solution

The fourth proportional to 22,762,583.60, 34,143,875.40 and 20,371,099.10 is: 30,556,648.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,762,583.60 : 34,143,875.40 = 20,371,099.10 : x
  2. Step 2: Convert to fraction form
    22,762,583.60/34,143,875.40 = 20,371,099.10/x
  3. Step 3: Cross multiply
    22,762,583.60x = 34,143,875.40 × 20,371,099.10
  4. Step 4: Simplify right side
    22,762,583.60x = 695,548,269,431,452.12
  5. Step 5: Solve for x
    x = 695,548,269,431,452.12/22,762,583.60
  6. Step 6: Final answer
    x = 30,556,648.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.