Home / 115,418.70-173,160.45-56,256.30

Finding the Fourth Proportional to 115,418.70, 173,160.45 and 56,256.30

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Solution

The fourth proportional to 115,418.70, 173,160.45 and 56,256.30 is: 84,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,418.70 : 173,160.45 = 56,256.30 : x
  2. Step 2: Convert to fraction form
    115,418.70/173,160.45 = 56,256.30/x
  3. Step 3: Cross multiply
    115,418.70x = 173,160.45 × 56,256.30
  4. Step 4: Simplify right side
    115,418.70x = 9,741,366,223.34
  5. Step 5: Solve for x
    x = 9,741,366,223.34/115,418.70
  6. Step 6: Final answer
    x = 84,400.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.