Home / 52,454.80-72,220.44-48,877.84

Finding the Fourth Proportional to 52,454.80, 72,220.44 and 48,877.84

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Solution

The fourth proportional to 52,454.80, 72,220.44 and 48,877.84 is: 67,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.80 : 72,220.44 = 48,877.84 : x
  2. Step 2: Convert to fraction form
    52,454.80/72,220.44 = 48,877.84/x
  3. Step 3: Cross multiply
    52,454.80x = 72,220.44 × 48,877.84
  4. Step 4: Simplify right side
    52,454.80x = 3,529,979,111.05
  5. Step 5: Solve for x
    x = 3,529,979,111.05/52,454.80
  6. Step 6: Final answer
    x = 67,295.64

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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.