Home / 112,321.03-155,002.26-62,020.03

Finding the Fourth Proportional to 112,321.03, 155,002.26 and 62,020.03

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Solution

The fourth proportional to 112,321.03, 155,002.26 and 62,020.03 is: 85,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321.03 : 155,002.26 = 62,020.03 : x
  2. Step 2: Convert to fraction form
    112,321.03/155,002.26 = 62,020.03/x
  3. Step 3: Cross multiply
    112,321.03x = 155,002.26 × 62,020.03
  4. Step 4: Simplify right side
    112,321.03x = 9,613,244,815.27
  5. Step 5: Solve for x
    x = 9,613,244,815.27/112,321.03
  6. Step 6: Final answer
    x = 85,587.22

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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.