Home / 103,422.39-155,095.27-36,844.85

Finding the Fourth Proportional to 103,422.39, 155,095.27 and 36,844.85

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Solution

The fourth proportional to 103,422.39, 155,095.27 and 36,844.85 is: 55,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,422.39 : 155,095.27 = 36,844.85 : x
  2. Step 2: Convert to fraction form
    103,422.39/155,095.27 = 36,844.85/x
  3. Step 3: Cross multiply
    103,422.39x = 155,095.27 × 36,844.85
  4. Step 4: Simplify right side
    103,422.39x = 5,714,461,091.27
  5. Step 5: Solve for x
    x = 5,714,461,091.27/103,422.39
  6. Step 6: Final answer
    x = 55,253.62

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1.5x scale

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.