Home / 168,129.60-232,011.36-92,673.60

Finding the Fourth Proportional to 168,129.60, 232,011.36 and 92,673.60

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Solution

The fourth proportional to 168,129.60, 232,011.36 and 92,673.60 is: 127,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,129.60 : 232,011.36 = 92,673.60 : x
  2. Step 2: Convert to fraction form
    168,129.60/232,011.36 = 92,673.60/x
  3. Step 3: Cross multiply
    168,129.60x = 232,011.36 × 92,673.60
  4. Step 4: Simplify right side
    168,129.60x = 21,501,327,972.10
  5. Step 5: Solve for x
    x = 21,501,327,972.10/168,129.60
  6. Step 6: Final answer
    x = 127,885.44

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1.5x scale

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.