Home / 62,781.41-86,638.98-34,101.35

Finding the Fourth Proportional to 62,781.41, 86,638.98 and 34,101.35

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Solution

The fourth proportional to 62,781.41, 86,638.98 and 34,101.35 is: 47,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,781.41 : 86,638.98 = 34,101.35 : x
  2. Step 2: Convert to fraction form
    62,781.41/86,638.98 = 34,101.35/x
  3. Step 3: Cross multiply
    62,781.41x = 86,638.98 × 34,101.35
  4. Step 4: Simplify right side
    62,781.41x = 2,954,506,180.62
  5. Step 5: Solve for x
    x = 2,954,506,180.62/62,781.41
  6. Step 6: Final answer
    x = 47,060.21

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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.