Home / 71,032.02-98,020.03-39,200.83

Finding the Fourth Proportional to 71,032.02, 98,020.03 and 39,200.83

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Solution

The fourth proportional to 71,032.02, 98,020.03 and 39,200.83 is: 54,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,032.02 : 98,020.03 = 39,200.83 : x
  2. Step 2: Convert to fraction form
    71,032.02/98,020.03 = 39,200.83/x
  3. Step 3: Cross multiply
    71,032.02x = 98,020.03 × 39,200.83
  4. Step 4: Simplify right side
    71,032.02x = 3,842,466,532.62
  5. Step 5: Solve for x
    x = 3,842,466,532.62/71,032.02
  6. Step 6: Final answer
    x = 54,094.85

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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.