Home / 107,868.80-148,859.64-60,125.18

Finding the Fourth Proportional to 107,868.80, 148,859.64 and 60,125.18

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Solution

The fourth proportional to 107,868.80, 148,859.64 and 60,125.18 is: 82,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.80 : 148,859.64 = 60,125.18 : x
  2. Step 2: Convert to fraction form
    107,868.80/148,859.64 = 60,125.18/x
  3. Step 3: Cross multiply
    107,868.80x = 148,859.64 × 60,125.18
  4. Step 4: Simplify right side
    107,868.80x = 8,950,211,604.81
  5. Step 5: Solve for x
    x = 8,950,211,604.81/107,868.80
  6. Step 6: Final answer
    x = 82,973.13

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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.