Home / 52,048.86-78,025.45-18,760.78

Finding the Fourth Proportional to 52,048.86, 78,025.45 and 18,760.78

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Solution

The fourth proportional to 52,048.86, 78,025.45 and 18,760.78 is: 28,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048.86 : 78,025.45 = 18,760.78 : x
  2. Step 2: Convert to fraction form
    52,048.86/78,025.45 = 18,760.78/x
  3. Step 3: Cross multiply
    52,048.86x = 78,025.45 × 18,760.78
  4. Step 4: Simplify right side
    52,048.86x = 1,463,818,301.85
  5. Step 5: Solve for x
    x = 1,463,818,301.85/52,048.86
  6. Step 6: Final answer
    x = 28,123.93

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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.