Home / 100,024.34-137,928.22-62,232.98

Finding the Fourth Proportional to 100,024.34, 137,928.22 and 62,232.98

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Solution

The fourth proportional to 100,024.34, 137,928.22 and 62,232.98 is: 85,815.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,024.34 : 137,928.22 = 62,232.98 : x
  2. Step 2: Convert to fraction form
    100,024.34/137,928.22 = 62,232.98/x
  3. Step 3: Cross multiply
    100,024.34x = 137,928.22 × 62,232.98
  4. Step 4: Simplify right side
    100,024.34x = 8,583,683,311.47
  5. Step 5: Solve for x
    x = 8,583,683,311.47/100,024.34
  6. Step 6: Final answer
    x = 85,815.95

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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.