Home / 98,620.64-136,096.50-53,298.47

Finding the Fourth Proportional to 98,620.64, 136,096.50 and 53,298.47

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Solution

The fourth proportional to 98,620.64, 136,096.50 and 53,298.47 is: 73,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,620.64 : 136,096.50 = 53,298.47 : x
  2. Step 2: Convert to fraction form
    98,620.64/136,096.50 = 53,298.47/x
  3. Step 3: Cross multiply
    98,620.64x = 136,096.50 × 53,298.47
  4. Step 4: Simplify right side
    98,620.64x = 7,253,735,222.36
  5. Step 5: Solve for x
    x = 7,253,735,222.36/98,620.64
  6. Step 6: Final answer
    x = 73,551.90

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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.