Home / 86,545.44-119,438.28-48,818.88

Finding the Fourth Proportional to 86,545.44, 119,438.28 and 48,818.88

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Solution

The fourth proportional to 86,545.44, 119,438.28 and 48,818.88 is: 67,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,545.44 : 119,438.28 = 48,818.88 : x
  2. Step 2: Convert to fraction form
    86,545.44/119,438.28 = 48,818.88/x
  3. Step 3: Cross multiply
    86,545.44x = 119,438.28 × 48,818.88
  4. Step 4: Simplify right side
    86,545.44x = 5,830,843,058.73
  5. Step 5: Solve for x
    x = 5,830,843,058.73/86,545.44
  6. Step 6: Final answer
    x = 67,373.20

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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.