Home / 68,433.98-94,433.45-38,217.51

Finding the Fourth Proportional to 68,433.98, 94,433.45 and 38,217.51

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Solution

The fourth proportional to 68,433.98, 94,433.45 and 38,217.51 is: 52,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,433.98 : 94,433.45 = 38,217.51 : x
  2. Step 2: Convert to fraction form
    68,433.98/94,433.45 = 38,217.51/x
  3. Step 3: Cross multiply
    68,433.98x = 94,433.45 × 38,217.51
  4. Step 4: Simplify right side
    68,433.98x = 3,609,011,128.62
  5. Step 5: Solve for x
    x = 3,609,011,128.62/68,433.98
  6. Step 6: Final answer
    x = 52,737.13

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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.