Home / 293,588.40-405,138.45-166,264.92

Finding the Fourth Proportional to 293,588.40, 405,138.45 and 166,264.92

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Solution

The fourth proportional to 293,588.40, 405,138.45 and 166,264.92 is: 229,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,588.40 : 405,138.45 = 166,264.92 : x
  2. Step 2: Convert to fraction form
    293,588.40/405,138.45 = 166,264.92/x
  3. Step 3: Cross multiply
    293,588.40x = 405,138.45 × 166,264.92
  4. Step 4: Simplify right side
    293,588.40x = 67,360,311,978.17
  5. Step 5: Solve for x
    x = 67,360,311,978.17/293,588.40
  6. Step 6: Final answer
    x = 229,437.92

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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.