Home / 80,886.16-121,329.56-24,726.06

Finding the Fourth Proportional to 80,886.16, 121,329.56 and 24,726.06

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Solution

The fourth proportional to 80,886.16, 121,329.56 and 24,726.06 is: 37,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,886.16 : 121,329.56 = 24,726.06 : x
  2. Step 2: Convert to fraction form
    80,886.16/121,329.56 = 24,726.06/x
  3. Step 3: Cross multiply
    80,886.16x = 121,329.56 × 24,726.06
  4. Step 4: Simplify right side
    80,886.16x = 3,000,001,980.33
  5. Step 5: Solve for x
    x = 3,000,001,980.33/80,886.16
  6. Step 6: Final answer
    x = 37,089.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.