Home / 119,127.62-164,442.95-71,371.74

Finding the Fourth Proportional to 119,127.62, 164,442.95 and 71,371.74

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Solution

The fourth proportional to 119,127.62, 164,442.95 and 71,371.74 is: 98,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,127.62 : 164,442.95 = 71,371.74 : x
  2. Step 2: Convert to fraction form
    119,127.62/164,442.95 = 71,371.74/x
  3. Step 3: Cross multiply
    119,127.62x = 164,442.95 × 71,371.74
  4. Step 4: Simplify right side
    119,127.62x = 11,736,578,650.02
  5. Step 5: Solve for x
    x = 11,736,578,650.02/119,127.62
  6. Step 6: Final answer
    x = 98,521.06

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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.