Home / 155,153.20-232,511.10-95,812.60

Finding the Fourth Proportional to 155,153.20, 232,511.10 and 95,812.60

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Solution

The fourth proportional to 155,153.20, 232,511.10 and 95,812.60 is: 143,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,153.20 : 232,511.10 = 95,812.60 : x
  2. Step 2: Convert to fraction form
    155,153.20/232,511.10 = 95,812.60/x
  3. Step 3: Cross multiply
    155,153.20x = 232,511.10 × 95,812.60
  4. Step 4: Simplify right side
    155,153.20x = 22,277,493,019.86
  5. Step 5: Solve for x
    x = 22,277,493,019.86/155,153.20
  6. Step 6: Final answer
    x = 143,583.84

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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.