Home / 156,736.90-235,105.35-45,928.90

Finding the Fourth Proportional to 156,736.90, 235,105.35 and 45,928.90

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Solution

The fourth proportional to 156,736.90, 235,105.35 and 45,928.90 is: 68,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.90 : 235,105.35 = 45,928.90 : x
  2. Step 2: Convert to fraction form
    156,736.90/235,105.35 = 45,928.90/x
  3. Step 3: Cross multiply
    156,736.90x = 235,105.35 × 45,928.90
  4. Step 4: Simplify right side
    156,736.90x = 10,798,130,109.62
  5. Step 5: Solve for x
    x = 10,798,130,109.62/156,736.90
  6. Step 6: Final answer
    x = 68,893.35

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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.