Home / 207,087.68-285,591.48-153,506.18

Finding the Fourth Proportional to 207,087.68, 285,591.48 and 153,506.18

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Solution

The fourth proportional to 207,087.68, 285,591.48 and 153,506.18 is: 211,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,087.68 : 285,591.48 = 153,506.18 : x
  2. Step 2: Convert to fraction form
    207,087.68/285,591.48 = 153,506.18/x
  3. Step 3: Cross multiply
    207,087.68x = 285,591.48 × 153,506.18
  4. Step 4: Simplify right side
    207,087.68x = 43,840,057,135.35
  5. Step 5: Solve for x
    x = 43,840,057,135.35/207,087.68
  6. Step 6: Final answer
    x = 211,698.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.