Home / 37,176.18-51,302.49-20,409.06

Finding the Fourth Proportional to 37,176.18, 51,302.49 and 20,409.06

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Solution

The fourth proportional to 37,176.18, 51,302.49 and 20,409.06 is: 28,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,176.18 : 51,302.49 = 20,409.06 : x
  2. Step 2: Convert to fraction form
    37,176.18/51,302.49 = 20,409.06/x
  3. Step 3: Cross multiply
    37,176.18x = 51,302.49 × 20,409.06
  4. Step 4: Simplify right side
    37,176.18x = 1,047,035,596.56
  5. Step 5: Solve for x
    x = 1,047,035,596.56/37,176.18
  6. Step 6: Final answer
    x = 28,164.15

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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.