Home / 199,439.73-299,094.54-66,284.23

Finding the Fourth Proportional to 199,439.73, 299,094.54 and 66,284.23

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Solution

The fourth proportional to 199,439.73, 299,094.54 and 66,284.23 is: 99,404.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,439.73 : 299,094.54 = 66,284.23 : x
  2. Step 2: Convert to fraction form
    199,439.73/299,094.54 = 66,284.23/x
  3. Step 3: Cross multiply
    199,439.73x = 299,094.54 × 66,284.23
  4. Step 4: Simplify right side
    199,439.73x = 19,825,251,281.10
  5. Step 5: Solve for x
    x = 19,825,251,281.10/199,439.73
  6. Step 6: Final answer
    x = 99,404.72

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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.