Home / 156,941.70-235,408.89-38,614.08

Finding the Fourth Proportional to 156,941.70, 235,408.89 and 38,614.08

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Solution

The fourth proportional to 156,941.70, 235,408.89 and 38,614.08 is: 57,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.70 : 235,408.89 = 38,614.08 : x
  2. Step 2: Convert to fraction form
    156,941.70/235,408.89 = 38,614.08/x
  3. Step 3: Cross multiply
    156,941.70x = 235,408.89 × 38,614.08
  4. Step 4: Simplify right side
    156,941.70x = 9,090,097,711.17
  5. Step 5: Solve for x
    x = 9,090,097,711.17/156,941.70
  6. Step 6: Final answer
    x = 57,920.22

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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.