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Finding the Fourth Proportional to 168,515, 232,551.84 and 92,032.16

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Solution

The fourth proportional to 168,515, 232,551.84 and 92,032.16 is: 127,005.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,515 : 232,551.84 = 92,032.16 : x
  2. Step 2: Convert to fraction form
    168,515/232,551.84 = 92,032.16/x
  3. Step 3: Cross multiply
    168,515x = 232,551.84 × 92,032.16
  4. Step 4: Simplify right side
    168,515x = 21,402,248,147.17
  5. Step 5: Solve for x
    x = 21,402,248,147.17/168,515
  6. Step 6: Final answer
    x = 127,005.00

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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.