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Finding the Fourth Proportional to 169,506.96, 233,926.94 and 101,535

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Solution

The fourth proportional to 169,506.96, 233,926.94 and 101,535 is: 140,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,506.96 : 233,926.94 = 101,535 : x
  2. Step 2: Convert to fraction form
    169,506.96/233,926.94 = 101,535/x
  3. Step 3: Cross multiply
    169,506.96x = 233,926.94 × 101,535
  4. Step 4: Simplify right side
    169,506.96x = 23,751,771,345.23
  5. Step 5: Solve for x
    x = 23,751,771,345.23/169,506.96
  6. Step 6: Final answer
    x = 140,122.69

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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.