Home / 54,565.80-75,300.48-30,692.46

Finding the Fourth Proportional to 54,565.80, 75,300.48 and 30,692.46

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Solution

The fourth proportional to 54,565.80, 75,300.48 and 30,692.46 is: 42,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,565.80 : 75,300.48 = 30,692.46 : x
  2. Step 2: Convert to fraction form
    54,565.80/75,300.48 = 30,692.46/x
  3. Step 3: Cross multiply
    54,565.80x = 75,300.48 × 30,692.46
  4. Step 4: Simplify right side
    54,565.80x = 2,311,156,970.38
  5. Step 5: Solve for x
    x = 2,311,156,970.38/54,565.80
  6. Step 6: Final answer
    x = 42,355.41

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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.