Home / 207,213.12-285,953.66-116,569.14

Finding the Fourth Proportional to 207,213.12, 285,953.66 and 116,569.14

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Solution

The fourth proportional to 207,213.12, 285,953.66 and 116,569.14 is: 160,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,213.12 : 285,953.66 = 116,569.14 : x
  2. Step 2: Convert to fraction form
    207,213.12/285,953.66 = 116,569.14/x
  3. Step 3: Cross multiply
    207,213.12x = 285,953.66 × 116,569.14
  4. Step 4: Simplify right side
    207,213.12x = 33,333,372,226.05
  5. Step 5: Solve for x
    x = 33,333,372,226.05/207,213.12
  6. Step 6: Final answer
    x = 160,865.16

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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.