Home / 176,533.74-243,627.88-99,016.66

Finding the Fourth Proportional to 176,533.74, 243,627.88 and 99,016.66

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Solution

The fourth proportional to 176,533.74, 243,627.88 and 99,016.66 is: 136,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,533.74 : 243,627.88 = 99,016.66 : x
  2. Step 2: Convert to fraction form
    176,533.74/243,627.88 = 99,016.66/x
  3. Step 3: Cross multiply
    176,533.74x = 243,627.88 × 99,016.66
  4. Step 4: Simplify right side
    176,533.74x = 24,123,218,103.87
  5. Step 5: Solve for x
    x = 24,123,218,103.87/176,533.74
  6. Step 6: Final answer
    x = 136,649.33

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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.