Home / 107,137.33-147,839.58-59,386.62

Finding the Fourth Proportional to 107,137.33, 147,839.58 and 59,386.62

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Solution

The fourth proportional to 107,137.33, 147,839.58 and 59,386.62 is: 81,948.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,137.33 : 147,839.58 = 59,386.62 : x
  2. Step 2: Convert to fraction form
    107,137.33/147,839.58 = 59,386.62/x
  3. Step 3: Cross multiply
    107,137.33x = 147,839.58 × 59,386.62
  4. Step 4: Simplify right side
    107,137.33x = 8,779,692,773.62
  5. Step 5: Solve for x
    x = 8,779,692,773.62/107,137.33
  6. Step 6: Final answer
    x = 81,948.02

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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.