Home / 147,845.40-204,026.52-79,862.35

Finding the Fourth Proportional to 147,845.40, 204,026.52 and 79,862.35

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Solution

The fourth proportional to 147,845.40, 204,026.52 and 79,862.35 is: 110,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,845.40 : 204,026.52 = 79,862.35 : x
  2. Step 2: Convert to fraction form
    147,845.40/204,026.52 = 79,862.35/x
  3. Step 3: Cross multiply
    147,845.40x = 204,026.52 × 79,862.35
  4. Step 4: Simplify right side
    147,845.40x = 16,294,037,349.52
  5. Step 5: Solve for x
    x = 16,294,037,349.52/147,845.40
  6. Step 6: Final answer
    x = 110,209.97

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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.