Home / 156,961.65-235,442.48-50,345.40

Finding the Fourth Proportional to 156,961.65, 235,442.48 and 50,345.40

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Solution

The fourth proportional to 156,961.65, 235,442.48 and 50,345.40 is: 75,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,961.65 : 235,442.48 = 50,345.40 : x
  2. Step 2: Convert to fraction form
    156,961.65/235,442.48 = 50,345.40/x
  3. Step 3: Cross multiply
    156,961.65x = 235,442.48 × 50,345.40
  4. Step 4: Simplify right side
    156,961.65x = 11,853,445,580.87
  5. Step 5: Solve for x
    x = 11,853,445,580.87/156,961.65
  6. Step 6: Final answer
    x = 75,518.10

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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.