Home / 54,641.90-75,413.01-30,773.24

Finding the Fourth Proportional to 54,641.90, 75,413.01 and 30,773.24

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Solution

The fourth proportional to 54,641.90, 75,413.01 and 30,773.24 is: 42,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,641.90 : 75,413.01 = 30,773.24 : x
  2. Step 2: Convert to fraction form
    54,641.90/75,413.01 = 30,773.24/x
  3. Step 3: Cross multiply
    54,641.90x = 75,413.01 × 30,773.24
  4. Step 4: Simplify right side
    54,641.90x = 2,320,702,728.99
  5. Step 5: Solve for x
    x = 2,320,702,728.99/54,641.90
  6. Step 6: Final answer
    x = 42,471.12

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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.