Home / 151,339.16-208,846.08-83,354.84

Finding the Fourth Proportional to 151,339.16, 208,846.08 and 83,354.84

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Solution

The fourth proportional to 151,339.16, 208,846.08 and 83,354.84 is: 115,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,339.16 : 208,846.08 = 83,354.84 : x
  2. Step 2: Convert to fraction form
    151,339.16/208,846.08 = 83,354.84/x
  3. Step 3: Cross multiply
    151,339.16x = 208,846.08 × 83,354.84
  4. Step 4: Simplify right side
    151,339.16x = 17,408,331,583.03
  5. Step 5: Solve for x
    x = 17,408,331,583.03/151,339.16
  6. Step 6: Final answer
    x = 115,028.60

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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.