Home / 103,022.16-142,174.08-60,584.64

Finding the Fourth Proportional to 103,022.16, 142,174.08 and 60,584.64

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Solution

The fourth proportional to 103,022.16, 142,174.08 and 60,584.64 is: 83,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,022.16 : 142,174.08 = 60,584.64 : x
  2. Step 2: Convert to fraction form
    103,022.16/142,174.08 = 60,584.64/x
  3. Step 3: Cross multiply
    103,022.16x = 142,174.08 × 60,584.64
  4. Step 4: Simplify right side
    103,022.16x = 8,613,565,454.13
  5. Step 5: Solve for x
    x = 8,613,565,454.13/103,022.16
  6. Step 6: Final answer
    x = 83,608.86

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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.