Home / 176,323.68-243,205.92-112,633.20

Finding the Fourth Proportional to 176,323.68, 243,205.92 and 112,633.20

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Solution

The fourth proportional to 176,323.68, 243,205.92 and 112,633.20 is: 155,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,323.68 : 243,205.92 = 112,633.20 : x
  2. Step 2: Convert to fraction form
    176,323.68/243,205.92 = 112,633.20/x
  3. Step 3: Cross multiply
    176,323.68x = 243,205.92 × 112,633.20
  4. Step 4: Simplify right side
    176,323.68x = 27,393,061,028.54
  5. Step 5: Solve for x
    x = 27,393,061,028.54/176,323.68
  6. Step 6: Final answer
    x = 155,356.68

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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.