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Finding the Fourth Proportional to 170,777, 235,669.34 and 94,294.19

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Solution

The fourth proportional to 170,777, 235,669.34 and 94,294.19 is: 130,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,777 : 235,669.34 = 94,294.19 : x
  2. Step 2: Convert to fraction form
    170,777/235,669.34 = 94,294.19/x
  3. Step 3: Cross multiply
    170,777x = 235,669.34 × 94,294.19
  4. Step 4: Simplify right side
    170,777x = 22,222,249,523.13
  5. Step 5: Solve for x
    x = 22,222,249,523.13/170,777
  6. Step 6: Final answer
    x = 130,124.37

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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.