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Finding the Fourth Proportional to 162,055.74, 243,083.61 and 43,727.08

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Solution

The fourth proportional to 162,055.74, 243,083.61 and 43,727.08 is: 65,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,055.74 : 243,083.61 = 43,727.08 : x
  2. Step 2: Convert to fraction form
    162,055.74/243,083.61 = 43,727.08/x
  3. Step 3: Cross multiply
    162,055.74x = 243,083.61 × 43,727.08
  4. Step 4: Simplify right side
    162,055.74x = 10,629,336,242.52
  5. Step 5: Solve for x
    x = 10,629,336,242.52/162,055.74
  6. Step 6: Final answer
    x = 65,590.62

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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.