Home / 81,117.08-111,940.91-44,818.41

Finding the Fourth Proportional to 81,117.08, 111,940.91 and 44,818.41

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Solution

The fourth proportional to 81,117.08, 111,940.91 and 44,818.41 is: 61,849.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,117.08 : 111,940.91 = 44,818.41 : x
  2. Step 2: Convert to fraction form
    81,117.08/111,940.91 = 44,818.41/x
  3. Step 3: Cross multiply
    81,117.08x = 111,940.91 × 44,818.41
  4. Step 4: Simplify right side
    81,117.08x = 5,017,012,956.28
  5. Step 5: Solve for x
    x = 5,017,012,956.28/81,117.08
  6. Step 6: Final answer
    x = 61,849.04

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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.