Home / 156,939.85-235,391.55-44,637.40

Finding the Fourth Proportional to 156,939.85, 235,391.55 and 44,637.40

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Solution

The fourth proportional to 156,939.85, 235,391.55 and 44,637.40 is: 66,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,939.85 : 235,391.55 = 44,637.40 : x
  2. Step 2: Convert to fraction form
    156,939.85/235,391.55 = 44,637.40/x
  3. Step 3: Cross multiply
    156,939.85x = 235,391.55 × 44,637.40
  4. Step 4: Simplify right side
    156,939.85x = 10,507,266,773.97
  5. Step 5: Solve for x
    x = 10,507,266,773.97/156,939.85
  6. Step 6: Final answer
    x = 66,950.92

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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.