Home / 98,867.53-136,437.60-53,546.05

Finding the Fourth Proportional to 98,867.53, 136,437.60 and 53,546.05

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Solution

The fourth proportional to 98,867.53, 136,437.60 and 53,546.05 is: 73,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,867.53 : 136,437.60 = 53,546.05 : x
  2. Step 2: Convert to fraction form
    98,867.53/136,437.60 = 53,546.05/x
  3. Step 3: Cross multiply
    98,867.53x = 136,437.60 × 53,546.05
  4. Step 4: Simplify right side
    98,867.53x = 7,305,694,551.48
  5. Step 5: Solve for x
    x = 7,305,694,551.48/98,867.53
  6. Step 6: Final answer
    x = 73,893.77

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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.