Home / 98,837.33-136,395.72-53,515.85

Finding the Fourth Proportional to 98,837.33, 136,395.72 and 53,515.85

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Solution

The fourth proportional to 98,837.33, 136,395.72 and 53,515.85 is: 73,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,837.33 : 136,395.72 = 53,515.85 : x
  2. Step 2: Convert to fraction form
    98,837.33/136,395.72 = 53,515.85/x
  3. Step 3: Cross multiply
    98,837.33x = 136,395.72 × 53,515.85
  4. Step 4: Simplify right side
    98,837.33x = 7,299,332,210.18
  5. Step 5: Solve for x
    x = 7,299,332,210.18/98,837.33
  6. Step 6: Final answer
    x = 73,851.98

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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.