Home / 87,533.34-131,316.38-34,943.28

Finding the Fourth Proportional to 87,533.34, 131,316.38 and 34,943.28

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Solution

The fourth proportional to 87,533.34, 131,316.38 and 34,943.28 is: 52,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,533.34 : 131,316.38 = 34,943.28 : x
  2. Step 2: Convert to fraction form
    87,533.34/131,316.38 = 34,943.28/x
  3. Step 3: Cross multiply
    87,533.34x = 131,316.38 × 34,943.28
  4. Step 4: Simplify right side
    87,533.34x = 4,588,625,034.93
  5. Step 5: Solve for x
    x = 4,588,625,034.93/87,533.34
  6. Step 6: Final answer
    x = 52,421.45

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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.