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Finding the Fourth Proportional to 153,373.43, 229,953.41 and 67,937.91

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Solution

The fourth proportional to 153,373.43, 229,953.41 and 67,937.91 is: 101,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,373.43 : 229,953.41 = 67,937.91 : x
  2. Step 2: Convert to fraction form
    153,373.43/229,953.41 = 67,937.91/x
  3. Step 3: Cross multiply
    153,373.43x = 229,953.41 × 67,937.91
  4. Step 4: Simplify right side
    153,373.43x = 15,622,554,072.77
  5. Step 5: Solve for x
    x = 15,622,554,072.77/153,373.43
  6. Step 6: Final answer
    x = 101,859.59

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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.