Home / 175,100.35-243,269.80-173,000.83

Finding the Fourth Proportional to 175,100.35, 243,269.80 and 173,000.83

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Solution

The fourth proportional to 175,100.35, 243,269.80 and 173,000.83 is: 240,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,100.35 : 243,269.80 = 173,000.83 : x
  2. Step 2: Convert to fraction form
    175,100.35/243,269.80 = 173,000.83/x
  3. Step 3: Cross multiply
    175,100.35x = 243,269.80 × 173,000.83
  4. Step 4: Simplify right side
    175,100.35x = 42,085,877,313.93
  5. Step 5: Solve for x
    x = 42,085,877,313.93/175,100.35
  6. Step 6: Final answer
    x = 240,352.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.