Home / 179,263.72-247,382.10-98,690.20

Finding the Fourth Proportional to 179,263.72, 247,382.10 and 98,690.20

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Solution

The fourth proportional to 179,263.72, 247,382.10 and 98,690.20 is: 136,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,263.72 : 247,382.10 = 98,690.20 : x
  2. Step 2: Convert to fraction form
    179,263.72/247,382.10 = 98,690.20/x
  3. Step 3: Cross multiply
    179,263.72x = 247,382.10 × 98,690.20
  4. Step 4: Simplify right side
    179,263.72x = 24,414,188,925.42
  5. Step 5: Solve for x
    x = 24,414,188,925.42/179,263.72
  6. Step 6: Final answer
    x = 136,191.47

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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.