Home / 109,614.32-151,267.44-61,867.52

Finding the Fourth Proportional to 109,614.32, 151,267.44 and 61,867.52

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Solution

The fourth proportional to 109,614.32, 151,267.44 and 61,867.52 is: 85,377.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,614.32 : 151,267.44 = 61,867.52 : x
  2. Step 2: Convert to fraction form
    109,614.32/151,267.44 = 61,867.52/x
  3. Step 3: Cross multiply
    109,614.32x = 151,267.44 × 61,867.52
  4. Step 4: Simplify right side
    109,614.32x = 9,358,541,369.55
  5. Step 5: Solve for x
    x = 9,358,541,369.55/109,614.32
  6. Step 6: Final answer
    x = 85,377.00

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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.