Home / 107,130.28-147,841.02-59,384.44

Finding the Fourth Proportional to 107,130.28, 147,841.02 and 59,384.44

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Solution

The fourth proportional to 107,130.28, 147,841.02 and 59,384.44 is: 81,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,130.28 : 147,841.02 = 59,384.44 : x
  2. Step 2: Convert to fraction form
    107,130.28/147,841.02 = 59,384.44/x
  3. Step 3: Cross multiply
    107,130.28x = 147,841.02 × 59,384.44
  4. Step 4: Simplify right side
    107,130.28x = 8,779,456,181.73
  5. Step 5: Solve for x
    x = 8,779,456,181.73/107,130.28
  6. Step 6: Final answer
    x = 81,951.21

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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.