Home / 87,277.01-130,925.77-31,125.11

Finding the Fourth Proportional to 87,277.01, 130,925.77 and 31,125.11

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Solution

The fourth proportional to 87,277.01, 130,925.77 and 31,125.11 is: 46,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,277.01 : 130,925.77 = 31,125.11 : x
  2. Step 2: Convert to fraction form
    87,277.01/130,925.77 = 31,125.11/x
  3. Step 3: Cross multiply
    87,277.01x = 130,925.77 × 31,125.11
  4. Step 4: Simplify right side
    87,277.01x = 4,075,078,260.64
  5. Step 5: Solve for x
    x = 4,075,078,260.64/87,277.01
  6. Step 6: Final answer
    x = 46,691.31

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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.