Home / 76,832.08-115,030.79-40,726.27

Finding the Fourth Proportional to 76,832.08, 115,030.79 and 40,726.27

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Solution

The fourth proportional to 76,832.08, 115,030.79 and 40,726.27 is: 60,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,832.08 : 115,030.79 = 40,726.27 : x
  2. Step 2: Convert to fraction form
    76,832.08/115,030.79 = 40,726.27/x
  3. Step 3: Cross multiply
    76,832.08x = 115,030.79 × 40,726.27
  4. Step 4: Simplify right side
    76,832.08x = 4,684,774,895.75
  5. Step 5: Solve for x
    x = 4,684,774,895.75/76,832.08
  6. Step 6: Final answer
    x = 60,974.20

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1.5x scale

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.