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Finding the Fourth Proportional to 62,130.05, 93,210.60 and 20,014.10

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Solution

The fourth proportional to 62,130.05, 93,210.60 and 20,014.10 is: 30,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,130.05 : 93,210.60 = 20,014.10 : x
  2. Step 2: Convert to fraction form
    62,130.05/93,210.60 = 20,014.10/x
  3. Step 3: Cross multiply
    62,130.05x = 93,210.60 × 20,014.10
  4. Step 4: Simplify right side
    62,130.05x = 1,865,526,269.46
  5. Step 5: Solve for x
    x = 1,865,526,269.46/62,130.05
  6. Step 6: Final answer
    x = 30,026.15

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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.