Home / 223,869.61-308,932.95-133,204.83

Finding the Fourth Proportional to 223,869.61, 308,932.95 and 133,204.83

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Solution

The fourth proportional to 223,869.61, 308,932.95 and 133,204.83 is: 183,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,869.61 : 308,932.95 = 133,204.83 : x
  2. Step 2: Convert to fraction form
    223,869.61/308,932.95 = 133,204.83/x
  3. Step 3: Cross multiply
    223,869.61x = 308,932.95 × 133,204.83
  4. Step 4: Simplify right side
    223,869.61x = 41,151,361,086.15
  5. Step 5: Solve for x
    x = 41,151,361,086.15/223,869.61
  6. Step 6: Final answer
    x = 183,818.43

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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.