Home / 124,290.14-171,520.31-67,701.51

Finding the Fourth Proportional to 124,290.14, 171,520.31 and 67,701.51

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Solution

The fourth proportional to 124,290.14, 171,520.31 and 67,701.51 is: 93,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,290.14 : 171,520.31 = 67,701.51 : x
  2. Step 2: Convert to fraction form
    124,290.14/171,520.31 = 67,701.51/x
  3. Step 3: Cross multiply
    124,290.14x = 171,520.31 × 67,701.51
  4. Step 4: Simplify right side
    124,290.14x = 11,612,183,644.16
  5. Step 5: Solve for x
    x = 11,612,183,644.16/124,290.14
  6. Step 6: Final answer
    x = 93,428.04

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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.