Home / 79,526.52-119,289.78-26,972.91

Finding the Fourth Proportional to 79,526.52, 119,289.78 and 26,972.91

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Solution

The fourth proportional to 79,526.52, 119,289.78 and 26,972.91 is: 40,459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,526.52 : 119,289.78 = 26,972.91 : x
  2. Step 2: Convert to fraction form
    79,526.52/119,289.78 = 26,972.91/x
  3. Step 3: Cross multiply
    79,526.52x = 119,289.78 × 26,972.91
  4. Step 4: Simplify right side
    79,526.52x = 3,217,592,499.86
  5. Step 5: Solve for x
    x = 3,217,592,499.86/79,526.52
  6. Step 6: Final answer
    x = 40,459.37

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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.