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Finding the Fourth Proportional to 67,955.40, 101,937.60 and 18,034.80

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Solution

The fourth proportional to 67,955.40, 101,937.60 and 18,034.80 is: 27,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,955.40 : 101,937.60 = 18,034.80 : x
  2. Step 2: Convert to fraction form
    67,955.40/101,937.60 = 18,034.80/x
  3. Step 3: Cross multiply
    67,955.40x = 101,937.60 × 18,034.80
  4. Step 4: Simplify right side
    67,955.40x = 1,838,424,228.48
  5. Step 5: Solve for x
    x = 1,838,424,228.48/67,955.40
  6. Step 6: Final answer
    x = 27,053.39

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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.