Home / 45,108.24-67,663.88-15,525.76

Finding the Fourth Proportional to 45,108.24, 67,663.88 and 15,525.76

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Solution

The fourth proportional to 45,108.24, 67,663.88 and 15,525.76 is: 23,289.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,108.24 : 67,663.88 = 15,525.76 : x
  2. Step 2: Convert to fraction form
    45,108.24/67,663.88 = 15,525.76/x
  3. Step 3: Cross multiply
    45,108.24x = 67,663.88 × 15,525.76
  4. Step 4: Simplify right side
    45,108.24x = 1,050,533,161.55
  5. Step 5: Solve for x
    x = 1,050,533,161.55/45,108.24
  6. Step 6: Final answer
    x = 23,289.16

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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.