Home / 43,155.84-59,520.96-28,248.96

Finding the Fourth Proportional to 43,155.84, 59,520.96 and 28,248.96

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Solution

The fourth proportional to 43,155.84, 59,520.96 and 28,248.96 is: 38,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,155.84 : 59,520.96 = 28,248.96 : x
  2. Step 2: Convert to fraction form
    43,155.84/59,520.96 = 28,248.96/x
  3. Step 3: Cross multiply
    43,155.84x = 59,520.96 × 28,248.96
  4. Step 4: Simplify right side
    43,155.84x = 1,681,405,218.20
  5. Step 5: Solve for x
    x = 1,681,405,218.20/43,155.84
  6. Step 6: Final answer
    x = 38,961.24

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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.