Home / 87,194.18-130,803.57-28,010.01

Finding the Fourth Proportional to 87,194.18, 130,803.57 and 28,010.01

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Solution

The fourth proportional to 87,194.18, 130,803.57 and 28,010.01 is: 42,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,194.18 : 130,803.57 = 28,010.01 : x
  2. Step 2: Convert to fraction form
    87,194.18/130,803.57 = 28,010.01/x
  3. Step 3: Cross multiply
    87,194.18x = 130,803.57 × 28,010.01
  4. Step 4: Simplify right side
    87,194.18x = 3,663,809,303.74
  5. Step 5: Solve for x
    x = 3,663,809,303.74/87,194.18
  6. Step 6: Final answer
    x = 42,018.97

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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.