Home / 176,331.53-243,427.12-111,866.61

Finding the Fourth Proportional to 176,331.53, 243,427.12 and 111,866.61

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Solution

The fourth proportional to 176,331.53, 243,427.12 and 111,866.61 is: 154,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,331.53 : 243,427.12 = 111,866.61 : x
  2. Step 2: Convert to fraction form
    176,331.53/243,427.12 = 111,866.61/x
  3. Step 3: Cross multiply
    176,331.53x = 243,427.12 × 111,866.61
  4. Step 4: Simplify right side
    176,331.53x = 27,231,366,696.46
  5. Step 5: Solve for x
    x = 27,231,366,696.46/176,331.53
  6. Step 6: Final answer
    x = 154,432.77

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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.