Home / 67,210.14-100,837.89-29,765.05

Finding the Fourth Proportional to 67,210.14, 100,837.89 and 29,765.05

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Solution

The fourth proportional to 67,210.14, 100,837.89 and 29,765.05 is: 44,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,210.14 : 100,837.89 = 29,765.05 : x
  2. Step 2: Convert to fraction form
    67,210.14/100,837.89 = 29,765.05/x
  3. Step 3: Cross multiply
    67,210.14x = 100,837.89 × 29,765.05
  4. Step 4: Simplify right side
    67,210.14x = 3,001,444,837.74
  5. Step 5: Solve for x
    x = 3,001,444,837.74/67,210.14
  6. Step 6: Final answer
    x = 44,657.62

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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.