Home / 293,623.92-405,227.16-166,307.76

Finding the Fourth Proportional to 293,623.92, 405,227.16 and 166,307.76

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Solution

The fourth proportional to 293,623.92, 405,227.16 and 166,307.76 is: 229,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,623.92 : 405,227.16 = 166,307.76 : x
  2. Step 2: Convert to fraction form
    293,623.92/405,227.16 = 166,307.76/x
  3. Step 3: Cross multiply
    293,623.92x = 405,227.16 × 166,307.76
  4. Step 4: Simplify right side
    293,623.92x = 67,392,421,270.76
  5. Step 5: Solve for x
    x = 67,392,421,270.76/293,623.92
  6. Step 6: Final answer
    x = 229,519.52

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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.