Home / 94,651.12-130,632.51-62,380.72

Finding the Fourth Proportional to 94,651.12, 130,632.51 and 62,380.72

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Solution

The fourth proportional to 94,651.12, 130,632.51 and 62,380.72 is: 86,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,651.12 : 130,632.51 = 62,380.72 : x
  2. Step 2: Convert to fraction form
    94,651.12/130,632.51 = 62,380.72/x
  3. Step 3: Cross multiply
    94,651.12x = 130,632.51 × 62,380.72
  4. Step 4: Simplify right side
    94,651.12x = 8,148,950,029.21
  5. Step 5: Solve for x
    x = 8,148,950,029.21/94,651.12
  6. Step 6: Final answer
    x = 86,094.60

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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.