Home / 59,127.30-81,572.40-38,993.94

Finding the Fourth Proportional to 59,127.30, 81,572.40 and 38,993.94

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Solution

The fourth proportional to 59,127.30, 81,572.40 and 38,993.94 is: 53,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,127.30 : 81,572.40 = 38,993.94 : x
  2. Step 2: Convert to fraction form
    59,127.30/81,572.40 = 38,993.94/x
  3. Step 3: Cross multiply
    59,127.30x = 81,572.40 × 38,993.94
  4. Step 4: Simplify right side
    59,127.30x = 3,180,829,271.26
  5. Step 5: Solve for x
    x = 3,180,829,271.26/59,127.30
  6. Step 6: Final answer
    x = 53,796.29

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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.