Home / 48,810.78-67,359.27-26,454.78

Finding the Fourth Proportional to 48,810.78, 67,359.27 and 26,454.78

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Solution

The fourth proportional to 48,810.78, 67,359.27 and 26,454.78 is: 36,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810.78 : 67,359.27 = 26,454.78 : x
  2. Step 2: Convert to fraction form
    48,810.78/67,359.27 = 26,454.78/x
  3. Step 3: Cross multiply
    48,810.78x = 67,359.27 × 26,454.78
  4. Step 4: Simplify right side
    48,810.78x = 1,781,974,668.81
  5. Step 5: Solve for x
    x = 1,781,974,668.81/48,810.78
  6. Step 6: Final answer
    x = 36,507.81

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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.