Home / 80,637.71-111,278.75-44,823.15

Finding the Fourth Proportional to 80,637.71, 111,278.75 and 44,823.15

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Solution

The fourth proportional to 80,637.71, 111,278.75 and 44,823.15 is: 61,855.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,637.71 : 111,278.75 = 44,823.15 : x
  2. Step 2: Convert to fraction form
    80,637.71/111,278.75 = 44,823.15/x
  3. Step 3: Cross multiply
    80,637.71x = 111,278.75 × 44,823.15
  4. Step 4: Simplify right side
    80,637.71x = 4,987,863,878.95
  5. Step 5: Solve for x
    x = 4,987,863,878.95/80,637.71
  6. Step 6: Final answer
    x = 61,855.23

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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.