Home / 115,113.88-172,694.24-48,554.25

Finding the Fourth Proportional to 115,113.88, 172,694.24 and 48,554.25

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Solution

The fourth proportional to 115,113.88, 172,694.24 and 48,554.25 is: 72,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,113.88 : 172,694.24 = 48,554.25 : x
  2. Step 2: Convert to fraction form
    115,113.88/172,694.24 = 48,554.25/x
  3. Step 3: Cross multiply
    115,113.88x = 172,694.24 × 48,554.25
  4. Step 4: Simplify right side
    115,113.88x = 8,385,039,302.52
  5. Step 5: Solve for x
    x = 8,385,039,302.52/115,113.88
  6. Step 6: Final answer
    x = 72,841.25

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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.