Home / 51,000.86-76,501.19-13,560.94

Finding the Fourth Proportional to 51,000.86, 76,501.19 and 13,560.94

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Solution

The fourth proportional to 51,000.86, 76,501.19 and 13,560.94 is: 20,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,000.86 : 76,501.19 = 13,560.94 : x
  2. Step 2: Convert to fraction form
    51,000.86/76,501.19 = 13,560.94/x
  3. Step 3: Cross multiply
    51,000.86x = 76,501.19 × 13,560.94
  4. Step 4: Simplify right side
    51,000.86x = 1,037,427,788.46
  5. Step 5: Solve for x
    x = 1,037,427,788.46/51,000.86
  6. Step 6: Final answer
    x = 20,341.38

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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.