Home / 115,229.10-159,089.55-94,058.70

Finding the Fourth Proportional to 115,229.10, 159,089.55 and 94,058.70

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Solution

The fourth proportional to 115,229.10, 159,089.55 and 94,058.70 is: 129,860.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,229.10 : 159,089.55 = 94,058.70 : x
  2. Step 2: Convert to fraction form
    115,229.10/159,089.55 = 94,058.70/x
  3. Step 3: Cross multiply
    115,229.10x = 159,089.55 × 94,058.70
  4. Step 4: Simplify right side
    115,229.10x = 14,963,756,256.59
  5. Step 5: Solve for x
    x = 14,963,756,256.59/115,229.10
  6. Step 6: Final answer
    x = 129,860.91

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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.