Home / 192,585.40-265,777.00-106,543.96

Finding the Fourth Proportional to 192,585.40, 265,777.00 and 106,543.96

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Solution

The fourth proportional to 192,585.40, 265,777.00 and 106,543.96 is: 147,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,585.40 : 265,777.00 = 106,543.96 : x
  2. Step 2: Convert to fraction form
    192,585.40/265,777.00 = 106,543.96/x
  3. Step 3: Cross multiply
    192,585.40x = 265,777.00 × 106,543.96
  4. Step 4: Simplify right side
    192,585.40x = 28,316,933,126.12
  5. Step 5: Solve for x
    x = 28,316,933,126.12/192,585.40
  6. Step 6: Final answer
    x = 147,035.72

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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.