Home / 87,023.14-130,543.81-37,108.51

Finding the Fourth Proportional to 87,023.14, 130,543.81 and 37,108.51

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Solution

The fourth proportional to 87,023.14, 130,543.81 and 37,108.51 is: 55,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,023.14 : 130,543.81 = 37,108.51 : x
  2. Step 2: Convert to fraction form
    87,023.14/130,543.81 = 37,108.51/x
  3. Step 3: Cross multiply
    87,023.14x = 130,543.81 × 37,108.51
  4. Step 4: Simplify right side
    87,023.14x = 4,844,285,859.69
  5. Step 5: Solve for x
    x = 4,844,285,859.69/87,023.14
  6. Step 6: Final answer
    x = 55,666.64

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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.