Home / 80,126.66-110,574.23-44,315.34

Finding the Fourth Proportional to 80,126.66, 110,574.23 and 44,315.34

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Solution

The fourth proportional to 80,126.66, 110,574.23 and 44,315.34 is: 61,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,126.66 : 110,574.23 = 44,315.34 : x
  2. Step 2: Convert to fraction form
    80,126.66/110,574.23 = 44,315.34/x
  3. Step 3: Cross multiply
    80,126.66x = 110,574.23 × 44,315.34
  4. Step 4: Simplify right side
    80,126.66x = 4,900,134,376.11
  5. Step 5: Solve for x
    x = 4,900,134,376.11/80,126.66
  6. Step 6: Final answer
    x = 61,154.86

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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.