Home / 277,044.72-382,332.96-156,190.56

Finding the Fourth Proportional to 277,044.72, 382,332.96 and 156,190.56

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Solution

The fourth proportional to 277,044.72, 382,332.96 and 156,190.56 is: 215,549.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,044.72 : 382,332.96 = 156,190.56 : x
  2. Step 2: Convert to fraction form
    277,044.72/382,332.96 = 156,190.56/x
  3. Step 3: Cross multiply
    277,044.72x = 382,332.96 × 156,190.56
  4. Step 4: Simplify right side
    277,044.72x = 59,716,799,128.86
  5. Step 5: Solve for x
    x = 59,716,799,128.86/277,044.72
  6. Step 6: Final answer
    x = 215,549.31

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1.5x scale

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.