Home / 37,103.40-51,161.49-28,586.52

Finding the Fourth Proportional to 37,103.40, 51,161.49 and 28,586.52

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Solution

The fourth proportional to 37,103.40, 51,161.49 and 28,586.52 is: 39,417.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,103.40 : 51,161.49 = 28,586.52 : x
  2. Step 2: Convert to fraction form
    37,103.40/51,161.49 = 28,586.52/x
  3. Step 3: Cross multiply
    37,103.40x = 51,161.49 × 28,586.52
  4. Step 4: Simplify right side
    37,103.40x = 1,462,528,957.11
  5. Step 5: Solve for x
    x = 1,462,528,957.11/37,103.40
  6. Step 6: Final answer
    x = 39,417.65

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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.