Home / 98,553.92-147,909.36-51,182.72

Finding the Fourth Proportional to 98,553.92, 147,909.36 and 51,182.72

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Solution

The fourth proportional to 98,553.92, 147,909.36 and 51,182.72 is: 76,814.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,553.92 : 147,909.36 = 51,182.72 : x
  2. Step 2: Convert to fraction form
    98,553.92/147,909.36 = 51,182.72/x
  3. Step 3: Cross multiply
    98,553.92x = 147,909.36 × 51,182.72
  4. Step 4: Simplify right side
    98,553.92x = 7,570,403,358.26
  5. Step 5: Solve for x
    x = 7,570,403,358.26/98,553.92
  6. Step 6: Final answer
    x = 76,814.84

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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.