Home / 230,256.60-317,753.64-134,781.36

Finding the Fourth Proportional to 230,256.60, 317,753.64 and 134,781.36

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Solution

The fourth proportional to 230,256.60, 317,753.64 and 134,781.36 is: 185,998.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,256.60 : 317,753.64 = 134,781.36 : x
  2. Step 2: Convert to fraction form
    230,256.60/317,753.64 = 134,781.36/x
  3. Step 3: Cross multiply
    230,256.60x = 317,753.64 × 134,781.36
  4. Step 4: Simplify right side
    230,256.60x = 42,827,267,744.15
  5. Step 5: Solve for x
    x = 42,827,267,744.15/230,256.60
  6. Step 6: Final answer
    x = 185,998.00

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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.