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Finding the Fourth Proportional to 114,341.67, 171,530.69 and 35,439.57

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Solution

The fourth proportional to 114,341.67, 171,530.69 and 35,439.57 is: 53,164.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,341.67 : 171,530.69 = 35,439.57 : x
  2. Step 2: Convert to fraction form
    114,341.67/171,530.69 = 35,439.57/x
  3. Step 3: Cross multiply
    114,341.67x = 171,530.69 × 35,439.57
  4. Step 4: Simplify right side
    114,341.67x = 6,078,973,718.21
  5. Step 5: Solve for x
    x = 6,078,973,718.21/114,341.67
  6. Step 6: Final answer
    x = 53,164.99

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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.