Home / 48,351.20-66,730.76-27,130.32

Finding the Fourth Proportional to 48,351.20, 66,730.76 and 27,130.32

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Solution

The fourth proportional to 48,351.20, 66,730.76 and 27,130.32 is: 37,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,351.20 : 66,730.76 = 27,130.32 : x
  2. Step 2: Convert to fraction form
    48,351.20/66,730.76 = 27,130.32/x
  3. Step 3: Cross multiply
    48,351.20x = 66,730.76 × 27,130.32
  4. Step 4: Simplify right side
    48,351.20x = 1,810,426,872.64
  5. Step 5: Solve for x
    x = 1,810,426,872.64/48,351.20
  6. Step 6: Final answer
    x = 37,443.27

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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.