Home / 107,171.31-147,901.14-59,421.63

Finding the Fourth Proportional to 107,171.31, 147,901.14 and 59,421.63

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Solution

The fourth proportional to 107,171.31, 147,901.14 and 59,421.63 is: 82,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,171.31 : 147,901.14 = 59,421.63 : x
  2. Step 2: Convert to fraction form
    107,171.31/147,901.14 = 59,421.63/x
  3. Step 3: Cross multiply
    107,171.31x = 147,901.14 × 59,421.63
  4. Step 4: Simplify right side
    107,171.31x = 8,788,526,817.66
  5. Step 5: Solve for x
    x = 8,788,526,817.66/107,171.31
  6. Step 6: Final answer
    x = 82,004.47

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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.