Home / 71,359.02-107,053.56-26,984.79

Finding the Fourth Proportional to 71,359.02, 107,053.56 and 26,984.79

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Solution

The fourth proportional to 71,359.02, 107,053.56 and 26,984.79 is: 40,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,359.02 : 107,053.56 = 26,984.79 : x
  2. Step 2: Convert to fraction form
    71,359.02/107,053.56 = 26,984.79/x
  3. Step 3: Cross multiply
    71,359.02x = 107,053.56 × 26,984.79
  4. Step 4: Simplify right side
    71,359.02x = 2,888,817,835.35
  5. Step 5: Solve for x
    x = 2,888,817,835.35/71,359.02
  6. Step 6: Final answer
    x = 40,482.87

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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.