Home / 69,117,143.59-95,379,836.96-38,176,648.57

Finding the Fourth Proportional to 69,117,143.59, 95,379,836.96 and 38,176,648.57

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Solution

The fourth proportional to 69,117,143.59, 95,379,836.96 and 38,176,648.57 is: 52,682,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,117,143.59 : 95,379,836.96 = 38,176,648.57 : x
  2. Step 2: Convert to fraction form
    69,117,143.59/95,379,836.96 = 38,176,648.57/x
  3. Step 3: Cross multiply
    69,117,143.59x = 95,379,836.96 × 38,176,648.57
  4. Step 4: Simplify right side
    69,117,143.59x = 3,641,282,516,500,483.50
  5. Step 5: Solve for x
    x = 3,641,282,516,500,483.50/69,117,143.59
  6. Step 6: Final answer
    x = 52,682,769.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.