Home / 54,583.47-75,325.02-30,710.14

Finding the Fourth Proportional to 54,583.47, 75,325.02 and 30,710.14

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Solution

The fourth proportional to 54,583.47, 75,325.02 and 30,710.14 is: 42,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,583.47 : 75,325.02 = 30,710.14 : x
  2. Step 2: Convert to fraction form
    54,583.47/75,325.02 = 30,710.14/x
  3. Step 3: Cross multiply
    54,583.47x = 75,325.02 × 30,710.14
  4. Step 4: Simplify right side
    54,583.47x = 2,313,241,909.70
  5. Step 5: Solve for x
    x = 2,313,241,909.70/54,583.47
  6. Step 6: Final answer
    x = 42,379.90

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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.