Home / 124,207.00-171,406.30-67,618.78

Finding the Fourth Proportional to 124,207.00, 171,406.30 and 67,618.78

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Solution

The fourth proportional to 124,207.00, 171,406.30 and 67,618.78 is: 93,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,207.00 : 171,406.30 = 67,618.78 : x
  2. Step 2: Convert to fraction form
    124,207.00/171,406.30 = 67,618.78/x
  3. Step 3: Cross multiply
    124,207.00x = 171,406.30 × 67,618.78
  4. Step 4: Simplify right side
    124,207.00x = 11,590,284,292.75
  5. Step 5: Solve for x
    x = 11,590,284,292.75/124,207.00
  6. Step 6: Final answer
    x = 93,314.26

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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.