Home / 156,903.90-235,355.85-150,780.30

Finding the Fourth Proportional to 156,903.90, 235,355.85 and 150,780.30

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Solution

The fourth proportional to 156,903.90, 235,355.85 and 150,780.30 is: 226,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,903.90 : 235,355.85 = 150,780.30 : x
  2. Step 2: Convert to fraction form
    156,903.90/235,355.85 = 150,780.30/x
  3. Step 3: Cross multiply
    156,903.90x = 235,355.85 × 150,780.30
  4. Step 4: Simplify right side
    156,903.90x = 35,487,025,669.76
  5. Step 5: Solve for x
    x = 35,487,025,669.76/156,903.90
  6. Step 6: Final answer
    x = 226,170.45

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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.