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Finding the Fourth Proportional to 168,441, 232,448.64 and 92,994.36

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Solution

The fourth proportional to 168,441, 232,448.64 and 92,994.36 is: 128,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,441 : 232,448.64 = 92,994.36 : x
  2. Step 2: Convert to fraction form
    168,441/232,448.64 = 92,994.36/x
  3. Step 3: Cross multiply
    168,441x = 232,448.64 × 92,994.36
  4. Step 4: Simplify right side
    168,441x = 21,616,412,509.67
  5. Step 5: Solve for x
    x = 21,616,412,509.67/168,441
  6. Step 6: Final answer
    x = 128,332.25

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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.