Home / 48,740.04-72,943.72-40,851.47

Finding the Fourth Proportional to 48,740.04, 72,943.72 and 40,851.47

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Solution

The fourth proportional to 48,740.04, 72,943.72 and 40,851.47 is: 61,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,740.04 : 72,943.72 = 40,851.47 : x
  2. Step 2: Convert to fraction form
    48,740.04/72,943.72 = 40,851.47/x
  3. Step 3: Cross multiply
    48,740.04x = 72,943.72 × 40,851.47
  4. Step 4: Simplify right side
    48,740.04x = 2,979,858,189.27
  5. Step 5: Solve for x
    x = 2,979,858,189.27/48,740.04
  6. Step 6: Final answer
    x = 61,137.79

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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.