Home / 58,565.38-87,756.08-45,270.95

Finding the Fourth Proportional to 58,565.38, 87,756.08 and 45,270.95

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Solution

The fourth proportional to 58,565.38, 87,756.08 and 45,270.95 is: 67,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,565.38 : 87,756.08 = 45,270.95 : x
  2. Step 2: Convert to fraction form
    58,565.38/87,756.08 = 45,270.95/x
  3. Step 3: Cross multiply
    58,565.38x = 87,756.08 × 45,270.95
  4. Step 4: Simplify right side
    58,565.38x = 3,972,800,777.31
  5. Step 5: Solve for x
    x = 3,972,800,777.31/58,565.38
  6. Step 6: Final answer
    x = 67,835.31

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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.