Home / 80,807.16-111,521.64-44,997.16

Finding the Fourth Proportional to 80,807.16, 111,521.64 and 44,997.16

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Solution

The fourth proportional to 80,807.16, 111,521.64 and 44,997.16 is: 62,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,807.16 : 111,521.64 = 44,997.16 : x
  2. Step 2: Convert to fraction form
    80,807.16/111,521.64 = 44,997.16/x
  3. Step 3: Cross multiply
    80,807.16x = 111,521.64 × 44,997.16
  4. Step 4: Simplify right side
    80,807.16x = 5,018,156,853.56
  5. Step 5: Solve for x
    x = 5,018,156,853.56/80,807.16
  6. Step 6: Final answer
    x = 62,100.40

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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.