Home / 192,746.82-287,708.57-170,021.70

Finding the Fourth Proportional to 192,746.82, 287,708.57 and 170,021.70

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Solution

The fourth proportional to 192,746.82, 287,708.57 and 170,021.70 is: 253,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,746.82 : 287,708.57 = 170,021.70 : x
  2. Step 2: Convert to fraction form
    192,746.82/287,708.57 = 170,021.70/x
  3. Step 3: Cross multiply
    192,746.82x = 287,708.57 × 170,021.70
  4. Step 4: Simplify right side
    192,746.82x = 48,916,699,325.86
  5. Step 5: Solve for x
    x = 48,916,699,325.86/192,746.82
  6. Step 6: Final answer
    x = 253,787.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.