Home / 127,296.72-175,672.26-73,584

Finding the Fourth Proportional to 127,296.72, 175,672.26 and 73,584

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Solution

The fourth proportional to 127,296.72, 175,672.26 and 73,584 is: 101,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,296.72 : 175,672.26 = 73,584 : x
  2. Step 2: Convert to fraction form
    127,296.72/175,672.26 = 73,584/x
  3. Step 3: Cross multiply
    127,296.72x = 175,672.26 × 73,584
  4. Step 4: Simplify right side
    127,296.72x = 12,926,667,579.84
  5. Step 5: Solve for x
    x = 12,926,667,579.84/127,296.72
  6. Step 6: Final answer
    x = 101,547.53

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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.