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Finding the Fourth Proportional to 15,595.74, 23,397.12 and 8,203.68

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Solution

The fourth proportional to 15,595.74, 23,397.12 and 8,203.68 is: 12,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595.74 : 23,397.12 = 8,203.68 : x
  2. Step 2: Convert to fraction form
    15,595.74/23,397.12 = 8,203.68/x
  3. Step 3: Cross multiply
    15,595.74x = 23,397.12 × 8,203.68
  4. Step 4: Simplify right side
    15,595.74x = 191,942,485.40
  5. Step 5: Solve for x
    x = 191,942,485.40/15,595.74
  6. Step 6: Final answer
    x = 12,307.37

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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.