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Finding the Fourth Proportional to 180,526.67, 249,134.60 and 99,954.20

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Solution

The fourth proportional to 180,526.67, 249,134.60 and 99,954.20 is: 137,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,526.67 : 249,134.60 = 99,954.20 : x
  2. Step 2: Convert to fraction form
    180,526.67/249,134.60 = 99,954.20/x
  3. Step 3: Cross multiply
    180,526.67x = 249,134.60 × 99,954.20
  4. Step 4: Simplify right side
    180,526.67x = 24,902,049,635.32
  5. Step 5: Solve for x
    x = 24,902,049,635.32/180,526.67
  6. Step 6: Final answer
    x = 137,941.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.