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Finding the Fourth Proportional to 161,713.01, 223,144.59 and 92,798.93

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Solution

The fourth proportional to 161,713.01, 223,144.59 and 92,798.93 is: 128,051.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,713.01 : 223,144.59 = 92,798.93 : x
  2. Step 2: Convert to fraction form
    161,713.01/223,144.59 = 92,798.93/x
  3. Step 3: Cross multiply
    161,713.01x = 223,144.59 × 92,798.93
  4. Step 4: Simplify right side
    161,713.01x = 20,707,579,187.29
  5. Step 5: Solve for x
    x = 20,707,579,187.29/161,713.01
  6. Step 6: Final answer
    x = 128,051.41

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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.