Home / 230,138.02-317,514.36-134,577.04

Finding the Fourth Proportional to 230,138.02, 317,514.36 and 134,577.04

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Solution

The fourth proportional to 230,138.02, 317,514.36 and 134,577.04 is: 185,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,138.02 : 317,514.36 = 134,577.04 : x
  2. Step 2: Convert to fraction form
    230,138.02/317,514.36 = 134,577.04/x
  3. Step 3: Cross multiply
    230,138.02x = 317,514.36 × 134,577.04
  4. Step 4: Simplify right side
    230,138.02x = 42,730,142,726.29
  5. Step 5: Solve for x
    x = 42,730,142,726.29/230,138.02
  6. Step 6: Final answer
    x = 185,671.81

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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.