Home / 160,780.48-221,882.22-89,167.16

Finding the Fourth Proportional to 160,780.48, 221,882.22 and 89,167.16

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Solution

The fourth proportional to 160,780.48, 221,882.22 and 89,167.16 is: 123,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,780.48 : 221,882.22 = 89,167.16 : x
  2. Step 2: Convert to fraction form
    160,780.48/221,882.22 = 89,167.16/x
  3. Step 3: Cross multiply
    160,780.48x = 221,882.22 × 89,167.16
  4. Step 4: Simplify right side
    160,780.48x = 19,784,607,411.90
  5. Step 5: Solve for x
    x = 19,784,607,411.90/160,780.48
  6. Step 6: Final answer
    x = 123,053.54

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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.