Home / 53,780.77-80,541.96-30,029.95

Finding the Fourth Proportional to 53,780.77, 80,541.96 and 30,029.95

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Solution

The fourth proportional to 53,780.77, 80,541.96 and 30,029.95 is: 44,972.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,780.77 : 80,541.96 = 30,029.95 : x
  2. Step 2: Convert to fraction form
    53,780.77/80,541.96 = 30,029.95/x
  3. Step 3: Cross multiply
    53,780.77x = 80,541.96 × 30,029.95
  4. Step 4: Simplify right side
    53,780.77x = 2,418,671,031.70
  5. Step 5: Solve for x
    x = 2,418,671,031.70/53,780.77
  6. Step 6: Final answer
    x = 44,972.79

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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.