Home / 66,780.03-100,220.82-24,699.92

Finding the Fourth Proportional to 66,780.03, 100,220.82 and 24,699.92

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Solution

The fourth proportional to 66,780.03, 100,220.82 and 24,699.92 is: 37,068.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,780.03 : 100,220.82 = 24,699.92 : x
  2. Step 2: Convert to fraction form
    66,780.03/100,220.82 = 24,699.92/x
  3. Step 3: Cross multiply
    66,780.03x = 100,220.82 × 24,699.92
  4. Step 4: Simplify right side
    66,780.03x = 2,475,445,735.23
  5. Step 5: Solve for x
    x = 2,475,445,735.23/66,780.03
  6. Step 6: Final answer
    x = 37,068.65

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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.