Home / 223,548.13-308,497.90-121,574.73

Finding the Fourth Proportional to 223,548.13, 308,497.90 and 121,574.73

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Solution

The fourth proportional to 223,548.13, 308,497.90 and 121,574.73 is: 167,773.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,548.13 : 308,497.90 = 121,574.73 : x
  2. Step 2: Convert to fraction form
    223,548.13/308,497.90 = 121,574.73/x
  3. Step 3: Cross multiply
    223,548.13x = 308,497.90 × 121,574.73
  4. Step 4: Simplify right side
    223,548.13x = 37,505,548,898.07
  5. Step 5: Solve for x
    x = 37,505,548,898.07/223,548.13
  6. Step 6: Final answer
    x = 167,773.93

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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.