Home / 119,930.23-179,948.40-62,990.74

Finding the Fourth Proportional to 119,930.23, 179,948.40 and 62,990.74

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Solution

The fourth proportional to 119,930.23, 179,948.40 and 62,990.74 is: 94,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,930.23 : 179,948.40 = 62,990.74 : x
  2. Step 2: Convert to fraction form
    119,930.23/179,948.40 = 62,990.74/x
  3. Step 3: Cross multiply
    119,930.23x = 179,948.40 × 62,990.74
  4. Step 4: Simplify right side
    119,930.23x = 11,335,082,877.82
  5. Step 5: Solve for x
    x = 11,335,082,877.82/119,930.23
  6. Step 6: Final answer
    x = 94,513.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.