Home / 229,883.63-317,234.43-133,091.57

Finding the Fourth Proportional to 229,883.63, 317,234.43 and 133,091.57

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Solution

The fourth proportional to 229,883.63, 317,234.43 and 133,091.57 is: 183,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,883.63 : 317,234.43 = 133,091.57 : x
  2. Step 2: Convert to fraction form
    229,883.63/317,234.43 = 133,091.57/x
  3. Step 3: Cross multiply
    229,883.63x = 317,234.43 × 133,091.57
  4. Step 4: Simplify right side
    229,883.63x = 42,221,228,346.76
  5. Step 5: Solve for x
    x = 42,221,228,346.76/229,883.63
  6. Step 6: Final answer
    x = 183,663.48

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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.