Home / 69,861.18-96,394.32-67,461.06

Finding the Fourth Proportional to 69,861.18, 96,394.32 and 67,461.06

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Solution

The fourth proportional to 69,861.18, 96,394.32 and 67,461.06 is: 93,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,861.18 : 96,394.32 = 67,461.06 : x
  2. Step 2: Convert to fraction form
    69,861.18/96,394.32 = 67,461.06/x
  3. Step 3: Cross multiply
    69,861.18x = 96,394.32 × 67,461.06
  4. Step 4: Simplify right side
    69,861.18x = 6,502,863,005.18
  5. Step 5: Solve for x
    x = 6,502,863,005.18/69,861.18
  6. Step 6: Final answer
    x = 93,082.64

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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.