Home / 106,289.77-146,686.53-58,543.11

Finding the Fourth Proportional to 106,289.77, 146,686.53 and 58,543.11

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Solution

The fourth proportional to 106,289.77, 146,686.53 and 58,543.11 is: 80,793.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,289.77 : 146,686.53 = 58,543.11 : x
  2. Step 2: Convert to fraction form
    106,289.77/146,686.53 = 58,543.11/x
  3. Step 3: Cross multiply
    106,289.77x = 146,686.53 × 58,543.11
  4. Step 4: Simplify right side
    106,289.77x = 8,587,485,661.31
  5. Step 5: Solve for x
    x = 8,587,485,661.31/106,289.77
  6. Step 6: Final answer
    x = 80,793.15

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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.