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Finding the Fourth Proportional to 170,892.14, 235,829.72 and 94,411.12

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Solution

The fourth proportional to 170,892.14, 235,829.72 and 94,411.12 is: 130,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,892.14 : 235,829.72 = 94,411.12 : x
  2. Step 2: Convert to fraction form
    170,892.14/235,829.72 = 94,411.12/x
  3. Step 3: Cross multiply
    170,892.14x = 235,829.72 × 94,411.12
  4. Step 4: Simplify right side
    170,892.14x = 22,264,947,994.49
  5. Step 5: Solve for x
    x = 22,264,947,994.49/170,892.14
  6. Step 6: Final answer
    x = 130,286.55

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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.