Home / 229,786.37-316,882.55-153,308.58

Finding the Fourth Proportional to 229,786.37, 316,882.55 and 153,308.58

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Solution

The fourth proportional to 229,786.37, 316,882.55 and 153,308.58 is: 211,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,786.37 : 316,882.55 = 153,308.58 : x
  2. Step 2: Convert to fraction form
    229,786.37/316,882.55 = 153,308.58/x
  3. Step 3: Cross multiply
    229,786.37x = 316,882.55 × 153,308.58
  4. Step 4: Simplify right side
    229,786.37x = 48,580,813,000.74
  5. Step 5: Solve for x
    x = 48,580,813,000.74/229,786.37
  6. Step 6: Final answer
    x = 211,417.30

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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.