Home / 176,254.38-243,140.94-112,525.20

Finding the Fourth Proportional to 176,254.38, 243,140.94 and 112,525.20

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Solution

The fourth proportional to 176,254.38, 243,140.94 and 112,525.20 is: 155,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,254.38 : 243,140.94 = 112,525.20 : x
  2. Step 2: Convert to fraction form
    176,254.38/243,140.94 = 112,525.20/x
  3. Step 3: Cross multiply
    176,254.38x = 243,140.94 × 112,525.20
  4. Step 4: Simplify right side
    176,254.38x = 27,359,482,901.69
  5. Step 5: Solve for x
    x = 27,359,482,901.69/176,254.38
  6. Step 6: Final answer
    x = 155,227.25

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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.