Home / 207,147.65-285,861.35-116,503.25

Finding the Fourth Proportional to 207,147.65, 285,861.35 and 116,503.25

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Solution

The fourth proportional to 207,147.65, 285,861.35 and 116,503.25 is: 160,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,147.65 : 285,861.35 = 116,503.25 : x
  2. Step 2: Convert to fraction form
    207,147.65/285,861.35 = 116,503.25/x
  3. Step 3: Cross multiply
    207,147.65x = 285,861.35 × 116,503.25
  4. Step 4: Simplify right side
    207,147.65x = 33,303,775,186.34
  5. Step 5: Solve for x
    x = 33,303,775,186.34/207,147.65
  6. Step 6: Final answer
    x = 160,773.13

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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.