Home / 142,288.84-213,490.68-63,349.12

Finding the Fourth Proportional to 142,288.84, 213,490.68 and 63,349.12

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Solution

The fourth proportional to 142,288.84, 213,490.68 and 63,349.12 is: 95,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,288.84 : 213,490.68 = 63,349.12 : x
  2. Step 2: Convert to fraction form
    142,288.84/213,490.68 = 63,349.12/x
  3. Step 3: Cross multiply
    142,288.84x = 213,490.68 × 63,349.12
  4. Step 4: Simplify right side
    142,288.84x = 13,524,446,706.20
  5. Step 5: Solve for x
    x = 13,524,446,706.20/142,288.84
  6. Step 6: Final answer
    x = 95,049.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.