Home / 176,319.01-243,312.76-99,842.29

Finding the Fourth Proportional to 176,319.01, 243,312.76 and 99,842.29

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Solution

The fourth proportional to 176,319.01, 243,312.76 and 99,842.29 is: 137,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,319.01 : 243,312.76 = 99,842.29 : x
  2. Step 2: Convert to fraction form
    176,319.01/243,312.76 = 99,842.29/x
  3. Step 3: Cross multiply
    176,319.01x = 243,312.76 × 99,842.29
  4. Step 4: Simplify right side
    176,319.01x = 24,292,902,661.14
  5. Step 5: Solve for x
    x = 24,292,902,661.14/176,319.01
  6. Step 6: Final answer
    x = 137,778.12

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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.