Home / 107,056.74-147,726.91-59,305.42

Finding the Fourth Proportional to 107,056.74, 147,726.91 and 59,305.42

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Solution

The fourth proportional to 107,056.74, 147,726.91 and 59,305.42 is: 81,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,056.74 : 147,726.91 = 59,305.42 : x
  2. Step 2: Convert to fraction form
    107,056.74/147,726.91 = 59,305.42/x
  3. Step 3: Cross multiply
    107,056.74x = 147,726.91 × 59,305.42
  4. Step 4: Simplify right side
    107,056.74x = 8,761,006,037.48
  5. Step 5: Solve for x
    x = 8,761,006,037.48/107,056.74
  6. Step 6: Final answer
    x = 81,835.17

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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.