Home / 343,538.56-515,252.40-94,162.24

Finding the Fourth Proportional to 343,538.56, 515,252.40 and 94,162.24

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Solution

The fourth proportional to 343,538.56, 515,252.40 and 94,162.24 is: 141,228.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,538.56 : 515,252.40 = 94,162.24 : x
  2. Step 2: Convert to fraction form
    343,538.56/515,252.40 = 94,162.24/x
  3. Step 3: Cross multiply
    343,538.56x = 515,252.40 × 94,162.24
  4. Step 4: Simplify right side
    343,538.56x = 48,517,320,149.38
  5. Step 5: Solve for x
    x = 48,517,320,149.38/343,538.56
  6. Step 6: Final answer
    x = 141,228.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.