Home / 107,381.98-148,189.14-59,639.80

Finding the Fourth Proportional to 107,381.98, 148,189.14 and 59,639.80

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Solution

The fourth proportional to 107,381.98, 148,189.14 and 59,639.80 is: 82,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,381.98 : 148,189.14 = 59,639.80 : x
  2. Step 2: Convert to fraction form
    107,381.98/148,189.14 = 59,639.80/x
  3. Step 3: Cross multiply
    107,381.98x = 148,189.14 × 59,639.80
  4. Step 4: Simplify right side
    107,381.98x = 8,837,970,671.77
  5. Step 5: Solve for x
    x = 8,837,970,671.77/107,381.98
  6. Step 6: Final answer
    x = 82,304.04

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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.