Home / 71,304.18-98,400.93-39,038.26

Finding the Fourth Proportional to 71,304.18, 98,400.93 and 39,038.26

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Solution

The fourth proportional to 71,304.18, 98,400.93 and 39,038.26 is: 53,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,304.18 : 98,400.93 = 39,038.26 : x
  2. Step 2: Convert to fraction form
    71,304.18/98,400.93 = 39,038.26/x
  3. Step 3: Cross multiply
    71,304.18x = 98,400.93 × 39,038.26
  4. Step 4: Simplify right side
    71,304.18x = 3,841,400,402.39
  5. Step 5: Solve for x
    x = 3,841,400,402.39/71,304.18
  6. Step 6: Final answer
    x = 53,873.43

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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.