Home / 87,330.54-130,886.20-37,351.88

Finding the Fourth Proportional to 87,330.54, 130,886.20 and 37,351.88

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Solution

The fourth proportional to 87,330.54, 130,886.20 and 37,351.88 is: 55,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,330.54 : 130,886.20 = 37,351.88 : x
  2. Step 2: Convert to fraction form
    87,330.54/130,886.20 = 37,351.88/x
  3. Step 3: Cross multiply
    87,330.54x = 130,886.20 × 37,351.88
  4. Step 4: Simplify right side
    87,330.54x = 4,888,845,636.06
  5. Step 5: Solve for x
    x = 4,888,845,636.06/87,330.54
  6. Step 6: Final answer
    x = 55,980.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.