Home / 106,859.75-147,453.70-59,106.61

Finding the Fourth Proportional to 106,859.75, 147,453.70 and 59,106.61

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Solution

The fourth proportional to 106,859.75, 147,453.70 and 59,106.61 is: 81,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,859.75 : 147,453.70 = 59,106.61 : x
  2. Step 2: Convert to fraction form
    106,859.75/147,453.70 = 59,106.61/x
  3. Step 3: Cross multiply
    106,859.75x = 147,453.70 × 59,106.61
  4. Step 4: Simplify right side
    106,859.75x = 8,715,487,306.16
  5. Step 5: Solve for x
    x = 8,715,487,306.16/106,859.75
  6. Step 6: Final answer
    x = 81,560.06

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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.