Home / 86,966.06-130,498.29-37,040.95

Finding the Fourth Proportional to 86,966.06, 130,498.29 and 37,040.95

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Solution

The fourth proportional to 86,966.06, 130,498.29 and 37,040.95 is: 55,582.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,966.06 : 130,498.29 = 37,040.95 : x
  2. Step 2: Convert to fraction form
    86,966.06/130,498.29 = 37,040.95/x
  3. Step 3: Cross multiply
    86,966.06x = 130,498.29 × 37,040.95
  4. Step 4: Simplify right side
    86,966.06x = 4,833,780,064.05
  5. Step 5: Solve for x
    x = 4,833,780,064.05/86,966.06
  6. Step 6: Final answer
    x = 55,582.38

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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.