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Finding the Fourth Proportional to 15,875.01, 23,819.00 and 8,477.55

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Solution

The fourth proportional to 15,875.01, 23,819.00 and 8,477.55 is: 12,719.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875.01 : 23,819.00 = 8,477.55 : x
  2. Step 2: Convert to fraction form
    15,875.01/23,819.00 = 8,477.55/x
  3. Step 3: Cross multiply
    15,875.01x = 23,819.00 × 8,477.55
  4. Step 4: Simplify right side
    15,875.01x = 201,926,721.06
  5. Step 5: Solve for x
    x = 201,926,721.06/15,875.01
  6. Step 6: Final answer
    x = 12,719.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.