Home / 124,951.58-172,418.32-70,500.54

Finding the Fourth Proportional to 124,951.58, 172,418.32 and 70,500.54

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Solution

The fourth proportional to 124,951.58, 172,418.32 and 70,500.54 is: 97,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,951.58 : 172,418.32 = 70,500.54 : x
  2. Step 2: Convert to fraction form
    124,951.58/172,418.32 = 70,500.54/x
  3. Step 3: Cross multiply
    124,951.58x = 172,418.32 × 70,500.54
  4. Step 4: Simplify right side
    124,951.58x = 12,155,585,400.59
  5. Step 5: Solve for x
    x = 12,155,585,400.59/124,951.58
  6. Step 6: Final answer
    x = 97,282.37

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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.