Home / 314,631.56-434,177.52-183,821.36

Finding the Fourth Proportional to 314,631.56, 434,177.52 and 183,821.36

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Solution

The fourth proportional to 314,631.56, 434,177.52 and 183,821.36 is: 253,665.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,631.56 : 434,177.52 = 183,821.36 : x
  2. Step 2: Convert to fraction form
    314,631.56/434,177.52 = 183,821.36/x
  3. Step 3: Cross multiply
    314,631.56x = 434,177.52 × 183,821.36
  4. Step 4: Simplify right side
    314,631.56x = 79,811,100,036.94
  5. Step 5: Solve for x
    x = 79,811,100,036.94/314,631.56
  6. Step 6: Final answer
    x = 253,665.28

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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.