Home / 272,192.40-375,207.72-176,683.92

Finding the Fourth Proportional to 272,192.40, 375,207.72 and 176,683.92

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Solution

The fourth proportional to 272,192.40, 375,207.72 and 176,683.92 is: 243,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,192.40 : 375,207.72 = 176,683.92 : x
  2. Step 2: Convert to fraction form
    272,192.40/375,207.72 = 176,683.92/x
  3. Step 3: Cross multiply
    272,192.40x = 375,207.72 × 176,683.92
  4. Step 4: Simplify right side
    272,192.40x = 66,293,170,783.86
  5. Step 5: Solve for x
    x = 66,293,170,783.86/272,192.40
  6. Step 6: Final answer
    x = 243,552.61

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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.