Home / 98,913.18-136,499.82-53,591.16

Finding the Fourth Proportional to 98,913.18, 136,499.82 and 53,591.16

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Solution

The fourth proportional to 98,913.18, 136,499.82 and 53,591.16 is: 73,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,913.18 : 136,499.82 = 53,591.16 : x
  2. Step 2: Convert to fraction form
    98,913.18/136,499.82 = 53,591.16/x
  3. Step 3: Cross multiply
    98,913.18x = 136,499.82 × 53,591.16
  4. Step 4: Simplify right side
    98,913.18x = 7,315,183,693.59
  5. Step 5: Solve for x
    x = 7,315,183,693.59/98,913.18
  6. Step 6: Final answer
    x = 73,955.60

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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.