Home / 107,179.20-147,901.44-59,429.16

Finding the Fourth Proportional to 107,179.20, 147,901.44 and 59,429.16

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Solution

The fourth proportional to 107,179.20, 147,901.44 and 59,429.16 is: 82,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,179.20 : 147,901.44 = 59,429.16 : x
  2. Step 2: Convert to fraction form
    107,179.20/147,901.44 = 59,429.16/x
  3. Step 3: Cross multiply
    107,179.20x = 147,901.44 × 59,429.16
  4. Step 4: Simplify right side
    107,179.20x = 8,789,658,341.99
  5. Step 5: Solve for x
    x = 8,789,658,341.99/107,179.20
  6. Step 6: Final answer
    x = 82,008.99

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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.