Home / 156,665.60-235,007.51-44,336.42

Finding the Fourth Proportional to 156,665.60, 235,007.51 and 44,336.42

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Solution

The fourth proportional to 156,665.60, 235,007.51 and 44,336.42 is: 66,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,665.60 : 235,007.51 = 44,336.42 : x
  2. Step 2: Convert to fraction form
    156,665.60/235,007.51 = 44,336.42/x
  3. Step 3: Cross multiply
    156,665.60x = 235,007.51 × 44,336.42
  4. Step 4: Simplify right side
    156,665.60x = 10,419,391,666.51
  5. Step 5: Solve for x
    x = 10,419,391,666.51/156,665.60
  6. Step 6: Final answer
    x = 66,507.21

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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.