Home / 71,035.07-98,025.53-39,203.55

Finding the Fourth Proportional to 71,035.07, 98,025.53 and 39,203.55

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Solution

The fourth proportional to 71,035.07, 98,025.53 and 39,203.55 is: 54,099.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,035.07 : 98,025.53 = 39,203.55 : x
  2. Step 2: Convert to fraction form
    71,035.07/98,025.53 = 39,203.55/x
  3. Step 3: Cross multiply
    71,035.07x = 98,025.53 × 39,203.55
  4. Step 4: Simplify right side
    71,035.07x = 3,842,948,570.61
  5. Step 5: Solve for x
    x = 3,842,948,570.61/71,035.07
  6. Step 6: Final answer
    x = 54,099.32

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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.