Home / 63,440.47-87,550.76-36,223.93

Finding the Fourth Proportional to 63,440.47, 87,550.76 and 36,223.93

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Solution

The fourth proportional to 63,440.47, 87,550.76 and 36,223.93 is: 49,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,440.47 : 87,550.76 = 36,223.93 : x
  2. Step 2: Convert to fraction form
    63,440.47/87,550.76 = 36,223.93/x
  3. Step 3: Cross multiply
    63,440.47x = 87,550.76 × 36,223.93
  4. Step 4: Simplify right side
    63,440.47x = 3,171,432,105.45
  5. Step 5: Solve for x
    x = 3,171,432,105.45/63,440.47
  6. Step 6: Final answer
    x = 49,990.68

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1.5x scale

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.