Home / 90,460.90-124,850.99-50,187.64

Finding the Fourth Proportional to 90,460.90, 124,850.99 and 50,187.64

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Solution

The fourth proportional to 90,460.90, 124,850.99 and 50,187.64 is: 69,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,460.90 : 124,850.99 = 50,187.64 : x
  2. Step 2: Convert to fraction form
    90,460.90/124,850.99 = 50,187.64/x
  3. Step 3: Cross multiply
    90,460.90x = 124,850.99 × 50,187.64
  4. Step 4: Simplify right side
    90,460.90x = 6,265,976,539.76
  5. Step 5: Solve for x
    x = 6,265,976,539.76/90,460.90
  6. Step 6: Final answer
    x = 69,267.24

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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.