Home / 212,581.83-293,442.45-140,985.93

Finding the Fourth Proportional to 212,581.83, 293,442.45 and 140,985.93

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Solution

The fourth proportional to 212,581.83, 293,442.45 and 140,985.93 is: 194,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,581.83 : 293,442.45 = 140,985.93 : x
  2. Step 2: Convert to fraction form
    212,581.83/293,442.45 = 140,985.93/x
  3. Step 3: Cross multiply
    212,581.83x = 293,442.45 × 140,985.93
  4. Step 4: Simplify right side
    212,581.83x = 41,371,256,714.73
  5. Step 5: Solve for x
    x = 41,371,256,714.73/212,581.83
  6. Step 6: Final answer
    x = 194,613.32

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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.