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Finding the Fourth Proportional to 27,162.58, 37,482.42 and 15,062.16

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Solution

The fourth proportional to 27,162.58, 37,482.42 and 15,062.16 is: 20,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,162.58 : 37,482.42 = 15,062.16 : x
  2. Step 2: Convert to fraction form
    27,162.58/37,482.42 = 15,062.16/x
  3. Step 3: Cross multiply
    27,162.58x = 37,482.42 × 15,062.16
  4. Step 4: Simplify right side
    27,162.58x = 564,566,207.23
  5. Step 5: Solve for x
    x = 564,566,207.23/27,162.58
  6. Step 6: Final answer
    x = 20,784.70

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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.