Home / 199,913.05-299,567.04-87,530.41

Finding the Fourth Proportional to 199,913.05, 299,567.04 and 87,530.41

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Solution

The fourth proportional to 199,913.05, 299,567.04 and 87,530.41 is: 131,163.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,913.05 : 299,567.04 = 87,530.41 : x
  2. Step 2: Convert to fraction form
    199,913.05/299,567.04 = 87,530.41/x
  3. Step 3: Cross multiply
    199,913.05x = 299,567.04 × 87,530.41
  4. Step 4: Simplify right side
    199,913.05x = 26,221,225,833.69
  5. Step 5: Solve for x
    x = 26,221,225,833.69/199,913.05
  6. Step 6: Final answer
    x = 131,163.15

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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.