Home / 48,342.12-66,714.75-27,120.93

Finding the Fourth Proportional to 48,342.12, 66,714.75 and 27,120.93

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Solution

The fourth proportional to 48,342.12, 66,714.75 and 27,120.93 is: 37,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.12 : 66,714.75 = 27,120.93 : x
  2. Step 2: Convert to fraction form
    48,342.12/66,714.75 = 27,120.93/x
  3. Step 3: Cross multiply
    48,342.12x = 66,714.75 × 27,120.93
  4. Step 4: Simplify right side
    48,342.12x = 1,809,366,064.72
  5. Step 5: Solve for x
    x = 1,809,366,064.72/48,342.12
  6. Step 6: Final answer
    x = 37,428.36

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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.