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Finding the Fourth Proportional to 168,703.79, 232,811.27 and 92,223.21

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Solution

The fourth proportional to 168,703.79, 232,811.27 and 92,223.21 is: 127,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,703.79 : 232,811.27 = 92,223.21 : x
  2. Step 2: Convert to fraction form
    168,703.79/232,811.27 = 92,223.21/x
  3. Step 3: Cross multiply
    168,703.79x = 232,811.27 × 92,223.21
  4. Step 4: Simplify right side
    168,703.79x = 21,470,602,182.46
  5. Step 5: Solve for x
    x = 21,470,602,182.46/168,703.79
  6. Step 6: Final answer
    x = 127,268.05

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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.