Home / 48,341.52-66,711.06-27,120.78

Finding the Fourth Proportional to 48,341.52, 66,711.06 and 27,120.78

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Solution

The fourth proportional to 48,341.52, 66,711.06 and 27,120.78 is: 37,426.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,341.52 : 66,711.06 = 27,120.78 : x
  2. Step 2: Convert to fraction form
    48,341.52/66,711.06 = 27,120.78/x
  3. Step 3: Cross multiply
    48,341.52x = 66,711.06 × 27,120.78
  4. Step 4: Simplify right side
    48,341.52x = 1,809,255,981.83
  5. Step 5: Solve for x
    x = 1,809,255,981.83/48,341.52
  6. Step 6: Final answer
    x = 37,426.54

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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.