Home / 98,904.94-136,488.65-53,584.07

Finding the Fourth Proportional to 98,904.94, 136,488.65 and 53,584.07

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Solution

The fourth proportional to 98,904.94, 136,488.65 and 53,584.07 is: 73,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,904.94 : 136,488.65 = 53,584.07 : x
  2. Step 2: Convert to fraction form
    98,904.94/136,488.65 = 53,584.07/x
  3. Step 3: Cross multiply
    98,904.94x = 136,488.65 × 53,584.07
  4. Step 4: Simplify right side
    98,904.94x = 7,313,617,650.05
  5. Step 5: Solve for x
    x = 7,313,617,650.05/98,904.94
  6. Step 6: Final answer
    x = 73,945.93

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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.