Home / 95,583.90-131,905.35-53,139.90

Finding the Fourth Proportional to 95,583.90, 131,905.35 and 53,139.90

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Solution

The fourth proportional to 95,583.90, 131,905.35 and 53,139.90 is: 73,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,583.90 : 131,905.35 = 53,139.90 : x
  2. Step 2: Convert to fraction form
    95,583.90/131,905.35 = 53,139.90/x
  3. Step 3: Cross multiply
    95,583.90x = 131,905.35 × 53,139.90
  4. Step 4: Simplify right side
    95,583.90x = 7,009,437,108.47
  5. Step 5: Solve for x
    x = 7,009,437,108.47/95,583.90
  6. Step 6: Final answer
    x = 73,332.82

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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.