Home / 124,589.32-171,932.96-70,137.06

Finding the Fourth Proportional to 124,589.32, 171,932.96 and 70,137.06

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Solution

The fourth proportional to 124,589.32, 171,932.96 and 70,137.06 is: 96,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,589.32 : 171,932.96 = 70,137.06 : x
  2. Step 2: Convert to fraction form
    124,589.32/171,932.96 = 70,137.06/x
  3. Step 3: Cross multiply
    124,589.32x = 171,932.96 × 70,137.06
  4. Step 4: Simplify right side
    124,589.32x = 12,058,872,331.50
  5. Step 5: Solve for x
    x = 12,058,872,331.50/124,589.32
  6. Step 6: Final answer
    x = 96,788.97

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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.