Home / 179,382.79-247,282.50-114,842.80

Finding the Fourth Proportional to 179,382.79, 247,282.50 and 114,842.80

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Solution

The fourth proportional to 179,382.79, 247,282.50 and 114,842.80 is: 158,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,382.79 : 247,282.50 = 114,842.80 : x
  2. Step 2: Convert to fraction form
    179,382.79/247,282.50 = 114,842.80/x
  3. Step 3: Cross multiply
    179,382.79x = 247,282.50 × 114,842.80
  4. Step 4: Simplify right side
    179,382.79x = 28,398,614,691
  5. Step 5: Solve for x
    x = 28,398,614,691/179,382.79
  6. Step 6: Final answer
    x = 158,312.93

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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.