Home / 43,294.24-64,937.70-13,707.76

Finding the Fourth Proportional to 43,294.24, 64,937.70 and 13,707.76

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Solution

The fourth proportional to 43,294.24, 64,937.70 and 13,707.76 is: 20,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,294.24 : 64,937.70 = 13,707.76 : x
  2. Step 2: Convert to fraction form
    43,294.24/64,937.70 = 13,707.76/x
  3. Step 3: Cross multiply
    43,294.24x = 64,937.70 × 13,707.76
  4. Step 4: Simplify right side
    43,294.24x = 890,150,406.55
  5. Step 5: Solve for x
    x = 890,150,406.55/43,294.24
  6. Step 6: Final answer
    x = 20,560.48

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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.