Home / 242,526.30-363,789.45-76,314.30

Finding the Fourth Proportional to 242,526.30, 363,789.45 and 76,314.30

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Solution

The fourth proportional to 242,526.30, 363,789.45 and 76,314.30 is: 114,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,526.30 : 363,789.45 = 76,314.30 : x
  2. Step 2: Convert to fraction form
    242,526.30/363,789.45 = 76,314.30/x
  3. Step 3: Cross multiply
    242,526.30x = 363,789.45 × 76,314.30
  4. Step 4: Simplify right side
    242,526.30x = 27,762,337,224.14
  5. Step 5: Solve for x
    x = 27,762,337,224.14/242,526.30
  6. Step 6: Final answer
    x = 114,471.45

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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.