Home / 40,616.70-60,923.45-12,913.66

Finding the Fourth Proportional to 40,616.70, 60,923.45 and 12,913.66

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Solution

The fourth proportional to 40,616.70, 60,923.45 and 12,913.66 is: 19,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,616.70 : 60,923.45 = 12,913.66 : x
  2. Step 2: Convert to fraction form
    40,616.70/60,923.45 = 12,913.66/x
  3. Step 3: Cross multiply
    40,616.70x = 60,923.45 × 12,913.66
  4. Step 4: Simplify right side
    40,616.70x = 786,744,719.33
  5. Step 5: Solve for x
    x = 786,744,719.33/40,616.70
  6. Step 6: Final answer
    x = 19,369.98

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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.