Home / 156,845.43-235,268.93-38,516.81

Finding the Fourth Proportional to 156,845.43, 235,268.93 and 38,516.81

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Solution

The fourth proportional to 156,845.43, 235,268.93 and 38,516.81 is: 57,775.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,845.43 : 235,268.93 = 38,516.81 : x
  2. Step 2: Convert to fraction form
    156,845.43/235,268.93 = 38,516.81/x
  3. Step 3: Cross multiply
    156,845.43x = 235,268.93 × 38,516.81
  4. Step 4: Simplify right side
    156,845.43x = 9,061,808,675.71
  5. Step 5: Solve for x
    x = 9,061,808,675.71/156,845.43
  6. Step 6: Final answer
    x = 57,775.41

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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.