Home / 69,818.19-96,351.51-37,988.30

Finding the Fourth Proportional to 69,818.19, 96,351.51 and 37,988.30

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Solution

The fourth proportional to 69,818.19, 96,351.51 and 37,988.30 is: 52,425.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818.19 : 96,351.51 = 37,988.30 : x
  2. Step 2: Convert to fraction form
    69,818.19/96,351.51 = 37,988.30/x
  3. Step 3: Cross multiply
    69,818.19x = 96,351.51 × 37,988.30
  4. Step 4: Simplify right side
    69,818.19x = 3,660,229,585.58
  5. Step 5: Solve for x
    x = 3,660,229,585.58/69,818.19
  6. Step 6: Final answer
    x = 52,425.16

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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.