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Finding the Fourth Proportional to 169,808.16, 234,337.41 and 93,335.60

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Solution

The fourth proportional to 169,808.16, 234,337.41 and 93,335.60 is: 128,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,808.16 : 234,337.41 = 93,335.60 : x
  2. Step 2: Convert to fraction form
    169,808.16/234,337.41 = 93,335.60/x
  3. Step 3: Cross multiply
    169,808.16x = 234,337.41 × 93,335.60
  4. Step 4: Simplify right side
    169,808.16x = 21,872,021,593.11
  5. Step 5: Solve for x
    x = 21,872,021,593.11/169,808.16
  6. Step 6: Final answer
    x = 128,804.30

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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.