Home / 107,095.20-147,789.12-59,348.16

Finding the Fourth Proportional to 107,095.20, 147,789.12 and 59,348.16

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Solution

The fourth proportional to 107,095.20, 147,789.12 and 59,348.16 is: 81,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,095.20 : 147,789.12 = 59,348.16 : x
  2. Step 2: Convert to fraction form
    107,095.20/147,789.12 = 59,348.16/x
  3. Step 3: Cross multiply
    107,095.20x = 147,789.12 × 59,348.16
  4. Step 4: Simplify right side
    107,095.20x = 8,771,012,340.02
  5. Step 5: Solve for x
    x = 8,771,012,340.02/107,095.20
  6. Step 6: Final answer
    x = 81,899.21

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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.