Home / 50,531.85-75,703.01-42,264.99

Finding the Fourth Proportional to 50,531.85, 75,703.01 and 42,264.99

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Solution

The fourth proportional to 50,531.85, 75,703.01 and 42,264.99 is: 63,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,531.85 : 75,703.01 = 42,264.99 : x
  2. Step 2: Convert to fraction form
    50,531.85/75,703.01 = 42,264.99/x
  3. Step 3: Cross multiply
    50,531.85x = 75,703.01 × 42,264.99
  4. Step 4: Simplify right side
    50,531.85x = 3,199,586,749.29
  5. Step 5: Solve for x
    x = 3,199,586,749.29/50,531.85
  6. Step 6: Final answer
    x = 63,318.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.