Home / 54,633.30-75,415.14-42,700.52

Finding the Fourth Proportional to 54,633.30, 75,415.14 and 42,700.52

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Solution

The fourth proportional to 54,633.30, 75,415.14 and 42,700.52 is: 58,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,633.30 : 75,415.14 = 42,700.52 : x
  2. Step 2: Convert to fraction form
    54,633.30/75,415.14 = 42,700.52/x
  3. Step 3: Cross multiply
    54,633.30x = 75,415.14 × 42,700.52
  4. Step 4: Simplify right side
    54,633.30x = 3,220,265,316.80
  5. Step 5: Solve for x
    x = 3,220,265,316.80/54,633.30
  6. Step 6: Final answer
    x = 58,943.27

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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.