Home / 94,647.12-130,347.24-92,580.36

Finding the Fourth Proportional to 94,647.12, 130,347.24 and 92,580.36

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Solution

The fourth proportional to 94,647.12, 130,347.24 and 92,580.36 is: 127,500.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,647.12 : 130,347.24 = 92,580.36 : x
  2. Step 2: Convert to fraction form
    94,647.12/130,347.24 = 92,580.36/x
  3. Step 3: Cross multiply
    94,647.12x = 130,347.24 × 92,580.36
  4. Step 4: Simplify right side
    94,647.12x = 12,067,594,404.21
  5. Step 5: Solve for x
    x = 12,067,594,404.21/94,647.12
  6. Step 6: Final answer
    x = 127,500.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.