Home / 91,826.80-137,740.20-62,083.60

Finding the Fourth Proportional to 91,826.80, 137,740.20 and 62,083.60

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Solution

The fourth proportional to 91,826.80, 137,740.20 and 62,083.60 is: 93,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,826.80 : 137,740.20 = 62,083.60 : x
  2. Step 2: Convert to fraction form
    91,826.80/137,740.20 = 62,083.60/x
  3. Step 3: Cross multiply
    91,826.80x = 137,740.20 × 62,083.60
  4. Step 4: Simplify right side
    91,826.80x = 8,551,407,480.72
  5. Step 5: Solve for x
    x = 8,551,407,480.72/91,826.80
  6. Step 6: Final answer
    x = 93,125.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.