Home / 196,437.18-294,657.63-107,642.22

Finding the Fourth Proportional to 196,437.18, 294,657.63 and 107,642.22

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Solution

The fourth proportional to 196,437.18, 294,657.63 and 107,642.22 is: 161,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,437.18 : 294,657.63 = 107,642.22 : x
  2. Step 2: Convert to fraction form
    196,437.18/294,657.63 = 107,642.22/x
  3. Step 3: Cross multiply
    196,437.18x = 294,657.63 × 107,642.22
  4. Step 4: Simplify right side
    196,437.18x = 31,717,601,433.14
  5. Step 5: Solve for x
    x = 31,717,601,433.14/196,437.18
  6. Step 6: Final answer
    x = 161,464.35

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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.