Home / 88,063.70-121,533.91-49,823.21

Finding the Fourth Proportional to 88,063.70, 121,533.91 and 49,823.21

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Solution

The fourth proportional to 88,063.70, 121,533.91 and 49,823.21 is: 68,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,063.70 : 121,533.91 = 49,823.21 : x
  2. Step 2: Convert to fraction form
    88,063.70/121,533.91 = 49,823.21/x
  3. Step 3: Cross multiply
    88,063.70x = 121,533.91 × 49,823.21
  4. Step 4: Simplify right side
    88,063.70x = 6,055,209,699.33
  5. Step 5: Solve for x
    x = 6,055,209,699.33/88,063.70
  6. Step 6: Final answer
    x = 68,759.43

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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.