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Finding the Fourth Proportional to 164,810.61, 227,410.47 and 93,189.06

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Solution

The fourth proportional to 164,810.61, 227,410.47 and 93,189.06 is: 128,584.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,810.61 : 227,410.47 = 93,189.06 : x
  2. Step 2: Convert to fraction form
    164,810.61/227,410.47 = 93,189.06/x
  3. Step 3: Cross multiply
    164,810.61x = 227,410.47 × 93,189.06
  4. Step 4: Simplify right side
    164,810.61x = 21,192,167,933.46
  5. Step 5: Solve for x
    x = 21,192,167,933.46/164,810.61
  6. Step 6: Final answer
    x = 128,584.97

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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.