Home / 175,333.86-263,000.78-145,772.90

Finding the Fourth Proportional to 175,333.86, 263,000.78 and 145,772.90

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Solution

The fourth proportional to 175,333.86, 263,000.78 and 145,772.90 is: 218,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,333.86 : 263,000.78 = 145,772.90 : x
  2. Step 2: Convert to fraction form
    175,333.86/263,000.78 = 145,772.90/x
  3. Step 3: Cross multiply
    175,333.86x = 263,000.78 × 145,772.90
  4. Step 4: Simplify right side
    175,333.86x = 38,338,386,402.86
  5. Step 5: Solve for x
    x = 38,338,386,402.86/175,333.86
  6. Step 6: Final answer
    x = 218,659.34

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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.