Home / 54,949.95-75,831.09-29,799.45

Finding the Fourth Proportional to 54,949.95, 75,831.09 and 29,799.45

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Solution

The fourth proportional to 54,949.95, 75,831.09 and 29,799.45 is: 41,123.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,949.95 : 75,831.09 = 29,799.45 : x
  2. Step 2: Convert to fraction form
    54,949.95/75,831.09 = 29,799.45/x
  3. Step 3: Cross multiply
    54,949.95x = 75,831.09 × 29,799.45
  4. Step 4: Simplify right side
    54,949.95x = 2,259,724,774.90
  5. Step 5: Solve for x
    x = 2,259,724,774.90/54,949.95
  6. Step 6: Final answer
    x = 41,123.33

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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.