Home / 98,626.64-136,104.78-53,304.48

Finding the Fourth Proportional to 98,626.64, 136,104.78 and 53,304.48

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Solution

The fourth proportional to 98,626.64, 136,104.78 and 53,304.48 is: 73,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,626.64 : 136,104.78 = 53,304.48 : x
  2. Step 2: Convert to fraction form
    98,626.64/136,104.78 = 53,304.48/x
  3. Step 3: Cross multiply
    98,626.64x = 136,104.78 × 53,304.48
  4. Step 4: Simplify right side
    98,626.64x = 7,254,994,523.41
  5. Step 5: Solve for x
    x = 7,254,994,523.41/98,626.64
  6. Step 6: Final answer
    x = 73,560.19

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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.