Home / 223,222.48-308,049.29-121,248.93

Finding the Fourth Proportional to 223,222.48, 308,049.29 and 121,248.93

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Solution

The fourth proportional to 223,222.48, 308,049.29 and 121,248.93 is: 167,324.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,222.48 : 308,049.29 = 121,248.93 : x
  2. Step 2: Convert to fraction form
    223,222.48/308,049.29 = 121,248.93/x
  3. Step 3: Cross multiply
    223,222.48x = 308,049.29 × 121,248.93
  4. Step 4: Simplify right side
    223,222.48x = 37,350,646,799.76
  5. Step 5: Solve for x
    x = 37,350,646,799.76/223,222.48
  6. Step 6: Final answer
    x = 167,324.76

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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.