Home / 50,874.72-70,126.22-40,102.13

Finding the Fourth Proportional to 50,874.72, 70,126.22 and 40,102.13

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Solution

The fourth proportional to 50,874.72, 70,126.22 and 40,102.13 is: 55,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,874.72 : 70,126.22 = 40,102.13 : x
  2. Step 2: Convert to fraction form
    50,874.72/70,126.22 = 40,102.13/x
  3. Step 3: Cross multiply
    50,874.72x = 70,126.22 × 40,102.13
  4. Step 4: Simplify right side
    50,874.72x = 2,812,210,239.71
  5. Step 5: Solve for x
    x = 2,812,210,239.71/50,874.72
  6. Step 6: Final answer
    x = 55,277.16

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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.