Home / 52,643.55-72,708.45-38,367.03

Finding the Fourth Proportional to 52,643.55, 72,708.45 and 38,367.03

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Solution

The fourth proportional to 52,643.55, 72,708.45 and 38,367.03 is: 52,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,643.55 : 72,708.45 = 38,367.03 : x
  2. Step 2: Convert to fraction form
    52,643.55/72,708.45 = 38,367.03/x
  3. Step 3: Cross multiply
    52,643.55x = 72,708.45 × 38,367.03
  4. Step 4: Simplify right side
    52,643.55x = 2,789,607,282.40
  5. Step 5: Solve for x
    x = 2,789,607,282.40/52,643.55
  6. Step 6: Final answer
    x = 52,990.49

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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.