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Finding the Fourth Proportional to 168,888.81, 233,064.56 and 92,407.03

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Solution

The fourth proportional to 168,888.81, 233,064.56 and 92,407.03 is: 127,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,888.81 : 233,064.56 = 92,407.03 : x
  2. Step 2: Convert to fraction form
    168,888.81/233,064.56 = 92,407.03/x
  3. Step 3: Cross multiply
    168,888.81x = 233,064.56 × 92,407.03
  4. Step 4: Simplify right side
    168,888.81x = 21,536,802,916.42
  5. Step 5: Solve for x
    x = 21,536,802,916.42/168,888.81
  6. Step 6: Final answer
    x = 127,520.60

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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.