Home / 157,304.25-217,096.27-89,339.58

Finding the Fourth Proportional to 157,304.25, 217,096.27 and 89,339.58

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Solution

The fourth proportional to 157,304.25, 217,096.27 and 89,339.58 is: 123,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,304.25 : 217,096.27 = 89,339.58 : x
  2. Step 2: Convert to fraction form
    157,304.25/217,096.27 = 89,339.58/x
  3. Step 3: Cross multiply
    157,304.25x = 217,096.27 × 89,339.58
  4. Step 4: Simplify right side
    157,304.25x = 19,395,289,358.02
  5. Step 5: Solve for x
    x = 19,395,289,358.02/157,304.25
  6. Step 6: Final answer
    x = 123,297.94

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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.