Home / 293,247.12-404,679.60-159,111.12

Finding the Fourth Proportional to 293,247.12, 404,679.60 and 159,111.12

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Solution

The fourth proportional to 293,247.12, 404,679.60 and 159,111.12 is: 219,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,247.12 : 404,679.60 = 159,111.12 : x
  2. Step 2: Convert to fraction form
    293,247.12/404,679.60 = 159,111.12/x
  3. Step 3: Cross multiply
    293,247.12x = 404,679.60 × 159,111.12
  4. Step 4: Simplify right side
    293,247.12x = 64,389,024,397.15
  5. Step 5: Solve for x
    x = 64,389,024,397.15/293,247.12
  6. Step 6: Final answer
    x = 219,572.57

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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.