Home / 89,837,169.42-123,975,667.36-48,584,061.78

Finding the Fourth Proportional to 89,837,169.42, 123,975,667.36 and 48,584,061.78

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Solution

The fourth proportional to 89,837,169.42, 123,975,667.36 and 48,584,061.78 is: 67,046,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,169.42 : 123,975,667.36 = 48,584,061.78 : x
  2. Step 2: Convert to fraction form
    89,837,169.42/123,975,667.36 = 48,584,061.78/x
  3. Step 3: Cross multiply
    89,837,169.42x = 123,975,667.36 × 48,584,061.78
  4. Step 4: Simplify right side
    89,837,169.42x = 6,023,241,482,234,970
  5. Step 5: Solve for x
    x = 6,023,241,482,234,970/89,837,169.42
  6. Step 6: Final answer
    x = 67,046,207.28

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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.