Home / 156,938.88-235,419.84-63,442.56

Finding the Fourth Proportional to 156,938.88, 235,419.84 and 63,442.56

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Solution

The fourth proportional to 156,938.88, 235,419.84 and 63,442.56 is: 95,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,938.88 : 235,419.84 = 63,442.56 : x
  2. Step 2: Convert to fraction form
    156,938.88/235,419.84 = 63,442.56/x
  3. Step 3: Cross multiply
    156,938.88x = 235,419.84 × 63,442.56
  4. Step 4: Simplify right side
    156,938.88x = 14,935,637,324.39
  5. Step 5: Solve for x
    x = 14,935,637,324.39/156,938.88
  6. Step 6: Final answer
    x = 95,168.50

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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.