Home / 77,424.50-116,148.30-27,500.42

Finding the Fourth Proportional to 77,424.50, 116,148.30 and 27,500.42

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Solution

The fourth proportional to 77,424.50, 116,148.30 and 27,500.42 is: 41,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,424.50 : 116,148.30 = 27,500.42 : x
  2. Step 2: Convert to fraction form
    77,424.50/116,148.30 = 27,500.42/x
  3. Step 3: Cross multiply
    77,424.50x = 116,148.30 × 27,500.42
  4. Step 4: Simplify right side
    77,424.50x = 3,194,127,032.29
  5. Step 5: Solve for x
    x = 3,194,127,032.29/77,424.50
  6. Step 6: Final answer
    x = 41,254.73

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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.