Home / 69,500,130.92-95,886,424.50-39,709,403.72

Finding the Fourth Proportional to 69,500,130.92, 95,886,424.50 and 39,709,403.72

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Solution

The fourth proportional to 69,500,130.92, 95,886,424.50 and 39,709,403.72 is: 54,785,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,500,130.92 : 95,886,424.50 = 39,709,403.72 : x
  2. Step 2: Convert to fraction form
    69,500,130.92/95,886,424.50 = 39,709,403.72/x
  3. Step 3: Cross multiply
    69,500,130.92x = 95,886,424.50 × 39,709,403.72
  4. Step 4: Simplify right side
    69,500,130.92x = 3,807,592,741,737,799
  5. Step 5: Solve for x
    x = 3,807,592,741,737,799/69,500,130.92
  6. Step 6: Final answer
    x = 54,785,403.87

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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.