Home / 118,598.39-163,665.19-64,882.43

Finding the Fourth Proportional to 118,598.39, 163,665.19 and 64,882.43

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Solution

The fourth proportional to 118,598.39, 163,665.19 and 64,882.43 is: 89,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,598.39 : 163,665.19 = 64,882.43 : x
  2. Step 2: Convert to fraction form
    118,598.39/163,665.19 = 64,882.43/x
  3. Step 3: Cross multiply
    118,598.39x = 163,665.19 × 64,882.43
  4. Step 4: Simplify right side
    118,598.39x = 10,618,995,233.61
  5. Step 5: Solve for x
    x = 10,618,995,233.61/118,598.39
  6. Step 6: Final answer
    x = 89,537.43

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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.