Home / 54,901.12-75,763.36-29,750.56

Finding the Fourth Proportional to 54,901.12, 75,763.36 and 29,750.56

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Solution

The fourth proportional to 54,901.12, 75,763.36 and 29,750.56 is: 41,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,901.12 : 75,763.36 = 29,750.56 : x
  2. Step 2: Convert to fraction form
    54,901.12/75,763.36 = 29,750.56/x
  3. Step 3: Cross multiply
    54,901.12x = 75,763.36 × 29,750.56
  4. Step 4: Simplify right side
    54,901.12x = 2,254,002,387.48
  5. Step 5: Solve for x
    x = 2,254,002,387.48/54,901.12
  6. Step 6: Final answer
    x = 41,055.67

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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.