Home / 107,123.41-147,834.97-59,376.80

Finding the Fourth Proportional to 107,123.41, 147,834.97 and 59,376.80

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Solution

The fourth proportional to 107,123.41, 147,834.97 and 59,376.80 is: 81,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,123.41 : 147,834.97 = 59,376.80 : x
  2. Step 2: Convert to fraction form
    107,123.41/147,834.97 = 59,376.80/x
  3. Step 3: Cross multiply
    107,123.41x = 147,834.97 × 59,376.80
  4. Step 4: Simplify right side
    107,123.41x = 8,777,967,170.26
  5. Step 5: Solve for x
    x = 8,777,967,170.26/107,123.41
  6. Step 6: Final answer
    x = 81,942.57

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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.