Home / 101,544.20-152,316.30-26,659.40

Finding the Fourth Proportional to 101,544.20, 152,316.30 and 26,659.40

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Solution

The fourth proportional to 101,544.20, 152,316.30 and 26,659.40 is: 39,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,544.20 : 152,316.30 = 26,659.40 : x
  2. Step 2: Convert to fraction form
    101,544.20/152,316.30 = 26,659.40/x
  3. Step 3: Cross multiply
    101,544.20x = 152,316.30 × 26,659.40
  4. Step 4: Simplify right side
    101,544.20x = 4,060,661,168.22
  5. Step 5: Solve for x
    x = 4,060,661,168.22/101,544.20
  6. Step 6: Final answer
    x = 39,989.10

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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.