Home / 207,123.32-285,827.45-116,479.26

Finding the Fourth Proportional to 207,123.32, 285,827.45 and 116,479.26

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Solution

The fourth proportional to 207,123.32, 285,827.45 and 116,479.26 is: 160,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,123.32 : 285,827.45 = 116,479.26 : x
  2. Step 2: Convert to fraction form
    207,123.32/285,827.45 = 116,479.26/x
  3. Step 3: Cross multiply
    207,123.32x = 285,827.45 × 116,479.26
  4. Step 4: Simplify right side
    207,123.32x = 33,292,970,154.89
  5. Step 5: Solve for x
    x = 33,292,970,154.89/207,123.32
  6. Step 6: Final answer
    x = 160,739.84

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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.