Home / 152,287.76-210,252.42-97,861.96

Finding the Fourth Proportional to 152,287.76, 210,252.42 and 97,861.96

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Solution

The fourth proportional to 152,287.76, 210,252.42 and 97,861.96 is: 135,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,287.76 : 210,252.42 = 97,861.96 : x
  2. Step 2: Convert to fraction form
    152,287.76/210,252.42 = 97,861.96/x
  3. Step 3: Cross multiply
    152,287.76x = 210,252.42 × 97,861.96
  4. Step 4: Simplify right side
    152,287.76x = 20,575,713,915.94
  5. Step 5: Solve for x
    x = 20,575,713,915.94/152,287.76
  6. Step 6: Final answer
    x = 135,110.75

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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.