Home / 89,027.52-122,869.35-51,302.04

Finding the Fourth Proportional to 89,027.52, 122,869.35 and 51,302.04

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Solution

The fourth proportional to 89,027.52, 122,869.35 and 51,302.04 is: 70,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.52 : 122,869.35 = 51,302.04 : x
  2. Step 2: Convert to fraction form
    89,027.52/122,869.35 = 51,302.04/x
  3. Step 3: Cross multiply
    89,027.52x = 122,869.35 × 51,302.04
  4. Step 4: Simplify right side
    89,027.52x = 6,303,448,308.47
  5. Step 5: Solve for x
    x = 6,303,448,308.47/89,027.52
  6. Step 6: Final answer
    x = 70,803.37

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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.