Home / 48,518.87-72,753.80-14,778.45

Finding the Fourth Proportional to 48,518.87, 72,753.80 and 14,778.45

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Solution

The fourth proportional to 48,518.87, 72,753.80 and 14,778.45 is: 22,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,518.87 : 72,753.80 = 14,778.45 : x
  2. Step 2: Convert to fraction form
    48,518.87/72,753.80 = 14,778.45/x
  3. Step 3: Cross multiply
    48,518.87x = 72,753.80 × 14,778.45
  4. Step 4: Simplify right side
    48,518.87x = 1,075,188,321.72
  5. Step 5: Solve for x
    x = 1,075,188,321.72/48,518.87
  6. Step 6: Final answer
    x = 22,160.21

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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.