Home / 227,979.84-314,618.40-127,384.32

Finding the Fourth Proportional to 227,979.84, 314,618.40 and 127,384.32

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Solution

The fourth proportional to 227,979.84, 314,618.40 and 127,384.32 is: 175,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,979.84 : 314,618.40 = 127,384.32 : x
  2. Step 2: Convert to fraction form
    227,979.84/314,618.40 = 127,384.32/x
  3. Step 3: Cross multiply
    227,979.84x = 314,618.40 × 127,384.32
  4. Step 4: Simplify right side
    227,979.84x = 40,077,450,943.49
  5. Step 5: Solve for x
    x = 40,077,450,943.49/227,979.84
  6. Step 6: Final answer
    x = 175,793.84

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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.