Home / 39,061.24-53,889.65-28,876.73

Finding the Fourth Proportional to 39,061.24, 53,889.65 and 28,876.73

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Solution

The fourth proportional to 39,061.24, 53,889.65 and 28,876.73 is: 39,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,061.24 : 53,889.65 = 28,876.73 : x
  2. Step 2: Convert to fraction form
    39,061.24/53,889.65 = 28,876.73/x
  3. Step 3: Cross multiply
    39,061.24x = 53,889.65 × 28,876.73
  4. Step 4: Simplify right side
    39,061.24x = 1,556,156,459.01
  5. Step 5: Solve for x
    x = 1,556,156,459.01/39,061.24
  6. Step 6: Final answer
    x = 39,838.90

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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.