Home / 83,001.58-124,283.67-49,642.54

Finding the Fourth Proportional to 83,001.58, 124,283.67 and 49,642.54

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Solution

The fourth proportional to 83,001.58, 124,283.67 and 49,642.54 is: 74,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,001.58 : 124,283.67 = 49,642.54 : x
  2. Step 2: Convert to fraction form
    83,001.58/124,283.67 = 49,642.54/x
  3. Step 3: Cross multiply
    83,001.58x = 124,283.67 × 49,642.54
  4. Step 4: Simplify right side
    83,001.58x = 6,169,757,059.32
  5. Step 5: Solve for x
    x = 6,169,757,059.32/83,001.58
  6. Step 6: Final answer
    x = 74,333.01

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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.