Home / 124,147.27-171,321.64-67,558.65

Finding the Fourth Proportional to 124,147.27, 171,321.64 and 67,558.65

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Solution

The fourth proportional to 124,147.27, 171,321.64 and 67,558.65 is: 93,230.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,147.27 : 171,321.64 = 67,558.65 : x
  2. Step 2: Convert to fraction form
    124,147.27/171,321.64 = 67,558.65/x
  3. Step 3: Cross multiply
    124,147.27x = 171,321.64 × 67,558.65
  4. Step 4: Simplify right side
    124,147.27x = 11,574,258,714.19
  5. Step 5: Solve for x
    x = 11,574,258,714.19/124,147.27
  6. Step 6: Final answer
    x = 93,230.07

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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.