Home / 53,973.76-80,988.18-36,406.75

Finding the Fourth Proportional to 53,973.76, 80,988.18 and 36,406.75

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Solution

The fourth proportional to 53,973.76, 80,988.18 and 36,406.75 is: 54,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,973.76 : 80,988.18 = 36,406.75 : x
  2. Step 2: Convert to fraction form
    53,973.76/80,988.18 = 36,406.75/x
  3. Step 3: Cross multiply
    53,973.76x = 80,988.18 × 36,406.75
  4. Step 4: Simplify right side
    53,973.76x = 2,948,516,422.22
  5. Step 5: Solve for x
    x = 2,948,516,422.22/53,973.76
  6. Step 6: Final answer
    x = 54,628.70

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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.