Home / 176,455.16-243,409.56-108,424.88

Finding the Fourth Proportional to 176,455.16, 243,409.56 and 108,424.88

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Solution

The fourth proportional to 176,455.16, 243,409.56 and 108,424.88 is: 149,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,455.16 : 243,409.56 = 108,424.88 : x
  2. Step 2: Convert to fraction form
    176,455.16/243,409.56 = 108,424.88/x
  3. Step 3: Cross multiply
    176,455.16x = 243,409.56 × 108,424.88
  4. Step 4: Simplify right side
    176,455.16x = 26,391,652,333.85
  5. Step 5: Solve for x
    x = 26,391,652,333.85/176,455.16
  6. Step 6: Final answer
    x = 149,565.77

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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.