Home / 156,960.90-235,441.35-125,856.90

Finding the Fourth Proportional to 156,960.90, 235,441.35 and 125,856.90

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Solution

The fourth proportional to 156,960.90, 235,441.35 and 125,856.90 is: 188,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,960.90 : 235,441.35 = 125,856.90 : x
  2. Step 2: Convert to fraction form
    156,960.90/235,441.35 = 125,856.90/x
  3. Step 3: Cross multiply
    156,960.90x = 235,441.35 × 125,856.90
  4. Step 4: Simplify right side
    156,960.90x = 29,631,918,442.82
  5. Step 5: Solve for x
    x = 29,631,918,442.82/156,960.90
  6. Step 6: Final answer
    x = 188,785.35

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1.5x scale

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.