Home / 37,111.76-55,668.85-12,153.24

Finding the Fourth Proportional to 37,111.76, 55,668.85 and 12,153.24

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Solution

The fourth proportional to 37,111.76, 55,668.85 and 12,153.24 is: 18,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,111.76 : 55,668.85 = 12,153.24 : x
  2. Step 2: Convert to fraction form
    37,111.76/55,668.85 = 12,153.24/x
  3. Step 3: Cross multiply
    37,111.76x = 55,668.85 × 12,153.24
  4. Step 4: Simplify right side
    37,111.76x = 676,556,894.57
  5. Step 5: Solve for x
    x = 676,556,894.57/37,111.76
  6. Step 6: Final answer
    x = 18,230.26

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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.