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Finding the Fourth Proportional to 164,777.76, 227,384.42 and 93,153.51

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Solution

The fourth proportional to 164,777.76, 227,384.42 and 93,153.51 is: 128,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,777.76 : 227,384.42 = 93,153.51 : x
  2. Step 2: Convert to fraction form
    164,777.76/227,384.42 = 93,153.51/x
  3. Step 3: Cross multiply
    164,777.76x = 227,384.42 × 93,153.51
  4. Step 4: Simplify right side
    164,777.76x = 21,181,656,376.55
  5. Step 5: Solve for x
    x = 21,181,656,376.55/164,777.76
  6. Step 6: Final answer
    x = 128,546.82

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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.