Home / 60,332.86-90,512.29-18,209.42

Finding the Fourth Proportional to 60,332.86, 90,512.29 and 18,209.42

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Solution

The fourth proportional to 60,332.86, 90,512.29 and 18,209.42 is: 27,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,332.86 : 90,512.29 = 18,209.42 : x
  2. Step 2: Convert to fraction form
    60,332.86/90,512.29 = 18,209.42/x
  3. Step 3: Cross multiply
    60,332.86x = 90,512.29 × 18,209.42
  4. Step 4: Simplify right side
    60,332.86x = 1,648,176,303.77
  5. Step 5: Solve for x
    x = 1,648,176,303.77/60,332.86
  6. Step 6: Final answer
    x = 27,318.05

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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.