Home / 37,172.65-51,298.28-20,176.89

Finding the Fourth Proportional to 37,172.65, 51,298.28 and 20,176.89

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Solution

The fourth proportional to 37,172.65, 51,298.28 and 20,176.89 is: 27,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.65 : 51,298.28 = 20,176.89 : x
  2. Step 2: Convert to fraction form
    37,172.65/51,298.28 = 20,176.89/x
  3. Step 3: Cross multiply
    37,172.65x = 51,298.28 × 20,176.89
  4. Step 4: Simplify right side
    37,172.65x = 1,035,039,752.75
  5. Step 5: Solve for x
    x = 1,035,039,752.75/37,172.65
  6. Step 6: Final answer
    x = 27,844.12

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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.