Home / 109,508.26-151,121.38-59,207.26

Finding the Fourth Proportional to 109,508.26, 151,121.38 and 59,207.26

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Solution

The fourth proportional to 109,508.26, 151,121.38 and 59,207.26 is: 81,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,508.26 : 151,121.38 = 59,207.26 : x
  2. Step 2: Convert to fraction form
    109,508.26/151,121.38 = 59,207.26/x
  3. Step 3: Cross multiply
    109,508.26x = 151,121.38 × 59,207.26
  4. Step 4: Simplify right side
    109,508.26x = 8,947,482,837.22
  5. Step 5: Solve for x
    x = 8,947,482,837.22/109,508.26
  6. Step 6: Final answer
    x = 81,706.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.