Home / 156,931.60-235,379.17-44,629.15

Finding the Fourth Proportional to 156,931.60, 235,379.17 and 44,629.15

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Solution

The fourth proportional to 156,931.60, 235,379.17 and 44,629.15 is: 66,938.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,931.60 : 235,379.17 = 44,629.15 : x
  2. Step 2: Convert to fraction form
    156,931.60/235,379.17 = 44,629.15/x
  3. Step 3: Cross multiply
    156,931.60x = 235,379.17 × 44,629.15
  4. Step 4: Simplify right side
    156,931.60x = 10,504,772,284.81
  5. Step 5: Solve for x
    x = 10,504,772,284.81/156,931.60
  6. Step 6: Final answer
    x = 66,938.54

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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.