Home / 114,909.12-172,525.08-58,789.46

Finding the Fourth Proportional to 114,909.12, 172,525.08 and 58,789.46

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Solution

The fourth proportional to 114,909.12, 172,525.08 and 58,789.46 is: 88,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,909.12 : 172,525.08 = 58,789.46 : x
  2. Step 2: Convert to fraction form
    114,909.12/172,525.08 = 58,789.46/x
  3. Step 3: Cross multiply
    114,909.12x = 172,525.08 × 58,789.46
  4. Step 4: Simplify right side
    114,909.12x = 10,142,656,289.66
  5. Step 5: Solve for x
    x = 10,142,656,289.66/114,909.12
  6. Step 6: Final answer
    x = 88,266.76

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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.