Home / 148,263.74-204,604.34-80,281.52

Finding the Fourth Proportional to 148,263.74, 204,604.34 and 80,281.52

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Solution

The fourth proportional to 148,263.74, 204,604.34 and 80,281.52 is: 110,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,263.74 : 204,604.34 = 80,281.52 : x
  2. Step 2: Convert to fraction form
    148,263.74/204,604.34 = 80,281.52/x
  3. Step 3: Cross multiply
    148,263.74x = 204,604.34 × 80,281.52
  4. Step 4: Simplify right side
    148,263.74x = 16,425,947,413.80
  5. Step 5: Solve for x
    x = 16,425,947,413.80/148,263.74
  6. Step 6: Final answer
    x = 110,788.70

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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.