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Finding the Fourth Proportional to 27,483.62, 37,926.23 and 15,547.16

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Solution

The fourth proportional to 27,483.62, 37,926.23 and 15,547.16 is: 21,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483.62 : 37,926.23 = 15,547.16 : x
  2. Step 2: Convert to fraction form
    27,483.62/37,926.23 = 15,547.16/x
  3. Step 3: Cross multiply
    27,483.62x = 37,926.23 × 15,547.16
  4. Step 4: Simplify right side
    27,483.62x = 589,644,898.64
  5. Step 5: Solve for x
    x = 589,644,898.64/27,483.62
  6. Step 6: Final answer
    x = 21,454.42

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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.