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Finding the Fourth Proportional to 169,950.91, 234,513.86 and 98,317.55

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Solution

The fourth proportional to 169,950.91, 234,513.86 and 98,317.55 is: 135,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,950.91 : 234,513.86 = 98,317.55 : x
  2. Step 2: Convert to fraction form
    169,950.91/234,513.86 = 98,317.55/x
  3. Step 3: Cross multiply
    169,950.91x = 234,513.86 × 98,317.55
  4. Step 4: Simplify right side
    169,950.91x = 23,056,827,208.32
  5. Step 5: Solve for x
    x = 23,056,827,208.32/169,950.91
  6. Step 6: Final answer
    x = 135,667.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.