Home / 48,851.89-67,415.61-27,630.70

Finding the Fourth Proportional to 48,851.89, 67,415.61 and 27,630.70

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Solution

The fourth proportional to 48,851.89, 67,415.61 and 27,630.70 is: 38,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,851.89 : 67,415.61 = 27,630.70 : x
  2. Step 2: Convert to fraction form
    48,851.89/67,415.61 = 27,630.70/x
  3. Step 3: Cross multiply
    48,851.89x = 67,415.61 × 27,630.70
  4. Step 4: Simplify right side
    48,851.89x = 1,862,740,495.23
  5. Step 5: Solve for x
    x = 1,862,740,495.23/48,851.89
  6. Step 6: Final answer
    x = 38,130.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.