Home / 223,780.51-308,712.83-133,085.62

Finding the Fourth Proportional to 223,780.51, 308,712.83 and 133,085.62

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Solution

The fourth proportional to 223,780.51, 308,712.83 and 133,085.62 is: 183,596.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,780.51 : 308,712.83 = 133,085.62 : x
  2. Step 2: Convert to fraction form
    223,780.51/308,712.83 = 133,085.62/x
  3. Step 3: Cross multiply
    223,780.51x = 308,712.83 × 133,085.62
  4. Step 4: Simplify right side
    223,780.51x = 41,085,238,382.50
  5. Step 5: Solve for x
    x = 41,085,238,382.50/223,780.51
  6. Step 6: Final answer
    x = 183,596.14

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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.