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Finding the Fourth Proportional to 223,016.48, 307,763.03 and 121,041.93

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Solution

The fourth proportional to 223,016.48, 307,763.03 and 121,041.93 is: 167,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,016.48 : 307,763.03 = 121,041.93 : x
  2. Step 2: Convert to fraction form
    223,016.48/307,763.03 = 121,041.93/x
  3. Step 3: Cross multiply
    223,016.48x = 307,763.03 × 121,041.93
  4. Step 4: Simplify right side
    223,016.48x = 37,252,229,525.83
  5. Step 5: Solve for x
    x = 37,252,229,525.83/223,016.48
  6. Step 6: Final answer
    x = 167,038.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.