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Finding the Fourth Proportional to 60,510.60, 90,722.70 and 27,203.40

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Solution

The fourth proportional to 60,510.60, 90,722.70 and 27,203.40 is: 40,785.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,510.60 : 90,722.70 = 27,203.40 : x
  2. Step 2: Convert to fraction form
    60,510.60/90,722.70 = 27,203.40/x
  3. Step 3: Cross multiply
    60,510.60x = 90,722.70 × 27,203.40
  4. Step 4: Simplify right side
    60,510.60x = 2,467,965,897.18
  5. Step 5: Solve for x
    x = 2,467,965,897.18/60,510.60
  6. Step 6: Final answer
    x = 40,785.68

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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.