Home / 87,114.31-130,671.48-24,784.81

Finding the Fourth Proportional to 87,114.31, 130,671.48 and 24,784.81

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Solution

The fourth proportional to 87,114.31, 130,671.48 and 24,784.81 is: 37,177.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,114.31 : 130,671.48 = 24,784.81 : x
  2. Step 2: Convert to fraction form
    87,114.31/130,671.48 = 24,784.81/x
  3. Step 3: Cross multiply
    87,114.31x = 130,671.48 × 24,784.81
  4. Step 4: Simplify right side
    87,114.31x = 3,238,667,804.22
  5. Step 5: Solve for x
    x = 3,238,667,804.22/87,114.31
  6. Step 6: Final answer
    x = 37,177.22

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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.