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Finding the Fourth Proportional to 114,722.71, 172,108.36 and 35,842.88

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Solution

The fourth proportional to 114,722.71, 172,108.36 and 35,842.88 is: 53,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,722.71 : 172,108.36 = 35,842.88 : x
  2. Step 2: Convert to fraction form
    114,722.71/172,108.36 = 35,842.88/x
  3. Step 3: Cross multiply
    114,722.71x = 172,108.36 × 35,842.88
  4. Step 4: Simplify right side
    114,722.71x = 6,168,859,294.48
  5. Step 5: Solve for x
    x = 6,168,859,294.48/114,722.71
  6. Step 6: Final answer
    x = 53,771.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.