Home / 102,265.74-141,116.64-59,815.98

Finding the Fourth Proportional to 102,265.74, 141,116.64 and 59,815.98

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Solution

The fourth proportional to 102,265.74, 141,116.64 and 59,815.98 is: 82,540.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,265.74 : 141,116.64 = 59,815.98 : x
  2. Step 2: Convert to fraction form
    102,265.74/141,116.64 = 59,815.98/x
  3. Step 3: Cross multiply
    102,265.74x = 141,116.64 × 59,815.98
  4. Step 4: Simplify right side
    102,265.74x = 8,441,030,115.91
  5. Step 5: Solve for x
    x = 8,441,030,115.91/102,265.74
  6. Step 6: Final answer
    x = 82,540.16

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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.