Home / 71,083.25-98,095.08-38,818.17

Finding the Fourth Proportional to 71,083.25, 98,095.08 and 38,818.17

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Solution

The fourth proportional to 71,083.25, 98,095.08 and 38,818.17 is: 53,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,083.25 : 98,095.08 = 38,818.17 : x
  2. Step 2: Convert to fraction form
    71,083.25/98,095.08 = 38,818.17/x
  3. Step 3: Cross multiply
    71,083.25x = 98,095.08 × 38,818.17
  4. Step 4: Simplify right side
    71,083.25x = 3,807,871,637.17
  5. Step 5: Solve for x
    x = 3,807,871,637.17/71,083.25
  6. Step 6: Final answer
    x = 53,569.18

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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.