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Finding the Fourth Proportional to 114,345.27, 171,492.12 and 39,462.39

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Solution

The fourth proportional to 114,345.27, 171,492.12 and 39,462.39 is: 59,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,345.27 : 171,492.12 = 39,462.39 : x
  2. Step 2: Convert to fraction form
    114,345.27/171,492.12 = 39,462.39/x
  3. Step 3: Cross multiply
    114,345.27x = 171,492.12 × 39,462.39
  4. Step 4: Simplify right side
    114,345.27x = 6,767,488,921.37
  5. Step 5: Solve for x
    x = 6,767,488,921.37/114,345.27
  6. Step 6: Final answer
    x = 59,184.69

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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.