Home / 87,107.75-130,573.40-59,030.66

Finding the Fourth Proportional to 87,107.75, 130,573.40 and 59,030.66

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Solution

The fourth proportional to 87,107.75, 130,573.40 and 59,030.66 is: 88,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,107.75 : 130,573.40 = 59,030.66 : x
  2. Step 2: Convert to fraction form
    87,107.75/130,573.40 = 59,030.66/x
  3. Step 3: Cross multiply
    87,107.75x = 130,573.40 × 59,030.66
  4. Step 4: Simplify right side
    87,107.75x = 7,707,833,032.42
  5. Step 5: Solve for x
    x = 7,707,833,032.42/87,107.75
  6. Step 6: Final answer
    x = 88,486.20

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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.