Home / 70,861.32-97,781.34-43,633.08

Finding the Fourth Proportional to 70,861.32, 97,781.34 and 43,633.08

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Solution

The fourth proportional to 70,861.32, 97,781.34 and 43,633.08 is: 60,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,861.32 : 97,781.34 = 43,633.08 : x
  2. Step 2: Convert to fraction form
    70,861.32/97,781.34 = 43,633.08/x
  3. Step 3: Cross multiply
    70,861.32x = 97,781.34 × 43,633.08
  4. Step 4: Simplify right side
    70,861.32x = 4,266,501,030.73
  5. Step 5: Solve for x
    x = 4,266,501,030.73/70,861.32
  6. Step 6: Final answer
    x = 60,209.17

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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.