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Finding the Fourth Proportional to 168,477.75, 232,499.34 and 93,031.11

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Solution

The fourth proportional to 168,477.75, 232,499.34 and 93,031.11 is: 128,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,477.75 : 232,499.34 = 93,031.11 : x
  2. Step 2: Convert to fraction form
    168,477.75/232,499.34 = 93,031.11/x
  3. Step 3: Cross multiply
    168,477.75x = 232,499.34 × 93,031.11
  4. Step 4: Simplify right side
    168,477.75x = 21,629,671,674.47
  5. Step 5: Solve for x
    x = 21,629,671,674.47/168,477.75
  6. Step 6: Final answer
    x = 128,382.96

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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.