Home / 207,240.91-285,970.84-116,589.18

Finding the Fourth Proportional to 207,240.91, 285,970.84 and 116,589.18

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Solution

The fourth proportional to 207,240.91, 285,970.84 and 116,589.18 is: 160,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,240.91 : 285,970.84 = 116,589.18 : x
  2. Step 2: Convert to fraction form
    207,240.91/285,970.84 = 116,589.18/x
  3. Step 3: Cross multiply
    207,240.91x = 285,970.84 × 116,589.18
  4. Step 4: Simplify right side
    207,240.91x = 33,341,105,739.51
  5. Step 5: Solve for x
    x = 33,341,105,739.51/207,240.91
  6. Step 6: Final answer
    x = 160,880.91

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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.