Home / 178,008.31-245,651.28-97,435.11

Finding the Fourth Proportional to 178,008.31, 245,651.28 and 97,435.11

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Solution

The fourth proportional to 178,008.31, 245,651.28 and 97,435.11 is: 134,460.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,008.31 : 245,651.28 = 97,435.11 : x
  2. Step 2: Convert to fraction form
    178,008.31/245,651.28 = 97,435.11/x
  3. Step 3: Cross multiply
    178,008.31x = 245,651.28 × 97,435.11
  4. Step 4: Simplify right side
    178,008.31x = 23,935,059,488.44
  5. Step 5: Solve for x
    x = 23,935,059,488.44/178,008.31
  6. Step 6: Final answer
    x = 134,460.35

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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.