Home / 107,391.18-148,201.65-58,995.15

Finding the Fourth Proportional to 107,391.18, 148,201.65 and 58,995.15

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Solution

The fourth proportional to 107,391.18, 148,201.65 and 58,995.15 is: 81,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,391.18 : 148,201.65 = 58,995.15 : x
  2. Step 2: Convert to fraction form
    107,391.18/148,201.65 = 58,995.15/x
  3. Step 3: Cross multiply
    107,391.18x = 148,201.65 × 58,995.15
  4. Step 4: Simplify right side
    107,391.18x = 8,743,178,572.00
  5. Step 5: Solve for x
    x = 8,743,178,572.00/107,391.18
  6. Step 6: Final answer
    x = 81,414.31

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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.