Home / 36,158.79-49,864.08-28,198.11

Finding the Fourth Proportional to 36,158.79, 49,864.08 and 28,198.11

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Solution

The fourth proportional to 36,158.79, 49,864.08 and 28,198.11 is: 38,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.79 : 49,864.08 = 28,198.11 : x
  2. Step 2: Convert to fraction form
    36,158.79/49,864.08 = 28,198.11/x
  3. Step 3: Cross multiply
    36,158.79x = 49,864.08 × 28,198.11
  4. Step 4: Simplify right side
    36,158.79x = 1,406,072,812.89
  5. Step 5: Solve for x
    x = 1,406,072,812.89/36,158.79
  6. Step 6: Final answer
    x = 38,886.06

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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.