Home / 175,709.50-263,561.88-42,590.90

Finding the Fourth Proportional to 175,709.50, 263,561.88 and 42,590.90

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Solution

The fourth proportional to 175,709.50, 263,561.88 and 42,590.90 is: 63,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,709.50 : 263,561.88 = 42,590.90 : x
  2. Step 2: Convert to fraction form
    175,709.50/263,561.88 = 42,590.90/x
  3. Step 3: Cross multiply
    175,709.50x = 263,561.88 × 42,590.90
  4. Step 4: Simplify right side
    175,709.50x = 11,225,337,674.89
  5. Step 5: Solve for x
    x = 11,225,337,674.89/175,709.50
  6. Step 6: Final answer
    x = 63,885.78

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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.