Home / 186,660.27-280,031.87-53,530.29

Finding the Fourth Proportional to 186,660.27, 280,031.87 and 53,530.29

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Solution

The fourth proportional to 186,660.27, 280,031.87 and 53,530.29 is: 80,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,660.27 : 280,031.87 = 53,530.29 : x
  2. Step 2: Convert to fraction form
    186,660.27/280,031.87 = 53,530.29/x
  3. Step 3: Cross multiply
    186,660.27x = 280,031.87 × 53,530.29
  4. Step 4: Simplify right side
    186,660.27x = 14,990,187,344.17
  5. Step 5: Solve for x
    x = 14,990,187,344.17/186,660.27
  6. Step 6: Final answer
    x = 80,307.33

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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.