Home / 101,767.36-140,508.60-63,585.16

Finding the Fourth Proportional to 101,767.36, 140,508.60 and 63,585.16

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Solution

The fourth proportional to 101,767.36, 140,508.60 and 63,585.16 is: 87,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,767.36 : 140,508.60 = 63,585.16 : x
  2. Step 2: Convert to fraction form
    101,767.36/140,508.60 = 63,585.16/x
  3. Step 3: Cross multiply
    101,767.36x = 140,508.60 × 63,585.16
  4. Step 4: Simplify right side
    101,767.36x = 8,934,261,812.38
  5. Step 5: Solve for x
    x = 8,934,261,812.38/101,767.36
  6. Step 6: Final answer
    x = 87,791.03

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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.