Home / 102,218.45-153,353.18-35,659.13

Finding the Fourth Proportional to 102,218.45, 153,353.18 and 35,659.13

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Solution

The fourth proportional to 102,218.45, 153,353.18 and 35,659.13 is: 53,497.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,218.45 : 153,353.18 = 35,659.13 : x
  2. Step 2: Convert to fraction form
    102,218.45/153,353.18 = 35,659.13/x
  3. Step 3: Cross multiply
    102,218.45x = 153,353.18 × 35,659.13
  4. Step 4: Simplify right side
    102,218.45x = 5,468,440,303.92
  5. Step 5: Solve for x
    x = 5,468,440,303.92/102,218.45
  6. Step 6: Final answer
    x = 53,497.59

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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.