Home / 98,434.20-147,670.70-36,105.24

Finding the Fourth Proportional to 98,434.20, 147,670.70 and 36,105.24

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Solution

The fourth proportional to 98,434.20, 147,670.70 and 36,105.24 is: 54,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,434.20 : 147,670.70 = 36,105.24 : x
  2. Step 2: Convert to fraction form
    98,434.20/147,670.70 = 36,105.24/x
  3. Step 3: Cross multiply
    98,434.20x = 147,670.70 × 36,105.24
  4. Step 4: Simplify right side
    98,434.20x = 5,331,686,064.47
  5. Step 5: Solve for x
    x = 5,331,686,064.47/98,434.20
  6. Step 6: Final answer
    x = 54,164.98

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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.