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Finding the Fourth Proportional to 107,159.56, 147,870.30 and 59,412.04

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Solution

The fourth proportional to 107,159.56, 147,870.30 and 59,412.04 is: 81,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,159.56 : 147,870.30 = 59,412.04 : x
  2. Step 2: Convert to fraction form
    107,159.56/147,870.30 = 59,412.04/x
  3. Step 3: Cross multiply
    107,159.56x = 147,870.30 × 59,412.04
  4. Step 4: Simplify right side
    107,159.56x = 8,785,276,178.41
  5. Step 5: Solve for x
    x = 8,785,276,178.41/107,159.56
  6. Step 6: Final answer
    x = 81,983.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.