Home / 86,440.62-119,335.05-59,726.73

Finding the Fourth Proportional to 86,440.62, 119,335.05 and 59,726.73

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Solution

The fourth proportional to 86,440.62, 119,335.05 and 59,726.73 is: 82,455.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,440.62 : 119,335.05 = 59,726.73 : x
  2. Step 2: Convert to fraction form
    86,440.62/119,335.05 = 59,726.73/x
  3. Step 3: Cross multiply
    86,440.62x = 119,335.05 × 59,726.73
  4. Step 4: Simplify right side
    86,440.62x = 7,127,492,310.89
  5. Step 5: Solve for x
    x = 7,127,492,310.89/86,440.62
  6. Step 6: Final answer
    x = 82,455.36

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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.