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Finding the Fourth Proportional to 18,101.35, 27,152.04 and 4,953.83

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Solution

The fourth proportional to 18,101.35, 27,152.04 and 4,953.83 is: 7,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.35 : 27,152.04 = 4,953.83 : x
  2. Step 2: Convert to fraction form
    18,101.35/27,152.04 = 4,953.83/x
  3. Step 3: Cross multiply
    18,101.35x = 27,152.04 × 4,953.83
  4. Step 4: Simplify right side
    18,101.35x = 134,506,590.31
  5. Step 5: Solve for x
    x = 134,506,590.31/18,101.35
  6. Step 6: Final answer
    x = 7,430.75

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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.