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Finding the Fourth Proportional to 169,812.06, 234,343.06 and 93,338.22

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Solution

The fourth proportional to 169,812.06, 234,343.06 and 93,338.22 is: 128,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,812.06 : 234,343.06 = 93,338.22 : x
  2. Step 2: Convert to fraction form
    169,812.06/234,343.06 = 93,338.22/x
  3. Step 3: Cross multiply
    169,812.06x = 234,343.06 × 93,338.22
  4. Step 4: Simplify right side
    169,812.06x = 21,873,164,089.75
  5. Step 5: Solve for x
    x = 21,873,164,089.75/169,812.06
  6. Step 6: Final answer
    x = 128,808.08

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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.