Home / 156,944.90-235,417.35-57,108.35

Finding the Fourth Proportional to 156,944.90, 235,417.35 and 57,108.35

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Solution

The fourth proportional to 156,944.90, 235,417.35 and 57,108.35 is: 85,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,944.90 : 235,417.35 = 57,108.35 : x
  2. Step 2: Convert to fraction form
    156,944.90/235,417.35 = 57,108.35/x
  3. Step 3: Cross multiply
    156,944.90x = 235,417.35 × 57,108.35
  4. Step 4: Simplify right side
    156,944.90x = 13,444,296,419.87
  5. Step 5: Solve for x
    x = 13,444,296,419.87/156,944.90
  6. Step 6: Final answer
    x = 85,662.53

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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.