Home / 89,944.48-124,120.91-49,657.51

Finding the Fourth Proportional to 89,944.48, 124,120.91 and 49,657.51

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Solution

The fourth proportional to 89,944.48, 124,120.91 and 49,657.51 is: 68,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.48 : 124,120.91 = 49,657.51 : x
  2. Step 2: Convert to fraction form
    89,944.48/124,120.91 = 49,657.51/x
  3. Step 3: Cross multiply
    89,944.48x = 124,120.91 × 49,657.51
  4. Step 4: Simplify right side
    89,944.48x = 6,163,534,460.64
  5. Step 5: Solve for x
    x = 6,163,534,460.64/89,944.48
  6. Step 6: Final answer
    x = 68,525.99

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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.