Home / 76,341.56-114,520.84-26,426.12

Finding the Fourth Proportional to 76,341.56, 114,520.84 and 26,426.12

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Solution

The fourth proportional to 76,341.56, 114,520.84 and 26,426.12 is: 39,642.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,341.56 : 114,520.84 = 26,426.12 : x
  2. Step 2: Convert to fraction form
    76,341.56/114,520.84 = 26,426.12/x
  3. Step 3: Cross multiply
    76,341.56x = 114,520.84 × 26,426.12
  4. Step 4: Simplify right side
    76,341.56x = 3,026,340,821.67
  5. Step 5: Solve for x
    x = 3,026,340,821.67/76,341.56
  6. Step 6: Final answer
    x = 39,642.12

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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.