Home / 179,867.18-248,218.71-99,294.74

Finding the Fourth Proportional to 179,867.18, 248,218.71 and 99,294.74

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Solution

The fourth proportional to 179,867.18, 248,218.71 and 99,294.74 is: 137,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,867.18 : 248,218.71 = 99,294.74 : x
  2. Step 2: Convert to fraction form
    179,867.18/248,218.71 = 99,294.74/x
  3. Step 3: Cross multiply
    179,867.18x = 248,218.71 × 99,294.74
  4. Step 4: Simplify right side
    179,867.18x = 24,646,812,272.59
  5. Step 5: Solve for x
    x = 24,646,812,272.59/179,867.18
  6. Step 6: Final answer
    x = 137,027.85

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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.