Home / 131,444.46-181,393.11-71,014.92

Finding the Fourth Proportional to 131,444.46, 181,393.11 and 71,014.92

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Solution

The fourth proportional to 131,444.46, 181,393.11 and 71,014.92 is: 98,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,444.46 : 181,393.11 = 71,014.92 : x
  2. Step 2: Convert to fraction form
    131,444.46/181,393.11 = 71,014.92/x
  3. Step 3: Cross multiply
    131,444.46x = 181,393.11 × 71,014.92
  4. Step 4: Simplify right side
    131,444.46x = 12,881,617,195.20
  5. Step 5: Solve for x
    x = 12,881,617,195.20/131,444.46
  6. Step 6: Final answer
    x = 98,000.46

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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.