Home / 98,949.36-136,549.80-53,627.52

Finding the Fourth Proportional to 98,949.36, 136,549.80 and 53,627.52

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Solution

The fourth proportional to 98,949.36, 136,549.80 and 53,627.52 is: 74,005.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,949.36 : 136,549.80 = 53,627.52 : x
  2. Step 2: Convert to fraction form
    98,949.36/136,549.80 = 53,627.52/x
  3. Step 3: Cross multiply
    98,949.36x = 136,549.80 × 53,627.52
  4. Step 4: Simplify right side
    98,949.36x = 7,322,827,130.50
  5. Step 5: Solve for x
    x = 7,322,827,130.50/98,949.36
  6. Step 6: Final answer
    x = 74,005.81

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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.