Home / 110,213.47-152,122.49-67,809.97

Finding the Fourth Proportional to 110,213.47, 152,122.49 and 67,809.97

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Solution

The fourth proportional to 110,213.47, 152,122.49 and 67,809.97 is: 93,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,213.47 : 152,122.49 = 67,809.97 : x
  2. Step 2: Convert to fraction form
    110,213.47/152,122.49 = 67,809.97/x
  3. Step 3: Cross multiply
    110,213.47x = 152,122.49 × 67,809.97
  4. Step 4: Simplify right side
    110,213.47x = 10,315,421,483.23
  5. Step 5: Solve for x
    x = 10,315,421,483.23/110,213.47
  6. Step 6: Final answer
    x = 93,594.93

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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.