Home / 67,621.12-93,316.26-37,404.04

Finding the Fourth Proportional to 67,621.12, 93,316.26 and 37,404.04

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Solution

The fourth proportional to 67,621.12, 93,316.26 and 37,404.04 is: 51,617.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,621.12 : 93,316.26 = 37,404.04 : x
  2. Step 2: Convert to fraction form
    67,621.12/93,316.26 = 37,404.04/x
  3. Step 3: Cross multiply
    67,621.12x = 93,316.26 × 37,404.04
  4. Step 4: Simplify right side
    67,621.12x = 3,490,405,121.69
  5. Step 5: Solve for x
    x = 3,490,405,121.69/67,621.12
  6. Step 6: Final answer
    x = 51,617.09

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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.