Home / 124,230.65-171,438.26-67,642.02

Finding the Fourth Proportional to 124,230.65, 171,438.26 and 67,642.02

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Solution

The fourth proportional to 124,230.65, 171,438.26 and 67,642.02 is: 93,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,230.65 : 171,438.26 = 67,642.02 : x
  2. Step 2: Convert to fraction form
    124,230.65/171,438.26 = 67,642.02/x
  3. Step 3: Cross multiply
    124,230.65x = 171,438.26 × 67,642.02
  4. Step 4: Simplify right side
    124,230.65x = 11,596,429,873.48
  5. Step 5: Solve for x
    x = 11,596,429,873.48/124,230.65
  6. Step 6: Final answer
    x = 93,345.97

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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.