Home / 162,107.62-223,712.04-89,510.38

Finding the Fourth Proportional to 162,107.62, 223,712.04 and 89,510.38

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Solution

The fourth proportional to 162,107.62, 223,712.04 and 89,510.38 is: 123,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,107.62 : 223,712.04 = 89,510.38 : x
  2. Step 2: Convert to fraction form
    162,107.62/223,712.04 = 89,510.38/x
  3. Step 3: Cross multiply
    162,107.62x = 223,712.04 × 89,510.38
  4. Step 4: Simplify right side
    162,107.62x = 20,024,549,710.98
  5. Step 5: Solve for x
    x = 20,024,549,710.98/162,107.62
  6. Step 6: Final answer
    x = 123,526.27

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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.