Home / 107,140.59-147,844.06-59,389.87

Finding the Fourth Proportional to 107,140.59, 147,844.06 and 59,389.87

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Solution

The fourth proportional to 107,140.59, 147,844.06 and 59,389.87 is: 81,952.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,140.59 : 147,844.06 = 59,389.87 : x
  2. Step 2: Convert to fraction form
    107,140.59/147,844.06 = 59,389.87/x
  3. Step 3: Cross multiply
    107,140.59x = 147,844.06 × 59,389.87
  4. Step 4: Simplify right side
    107,140.59x = 8,780,439,503.67
  5. Step 5: Solve for x
    x = 8,780,439,503.67/107,140.59
  6. Step 6: Final answer
    x = 81,952.50

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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.