Home / 119,190.17-164,442.31-67,500.23

Finding the Fourth Proportional to 119,190.17, 164,442.31 and 67,500.23

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Solution

The fourth proportional to 119,190.17, 164,442.31 and 67,500.23 is: 93,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,190.17 : 164,442.31 = 67,500.23 : x
  2. Step 2: Convert to fraction form
    119,190.17/164,442.31 = 67,500.23/x
  3. Step 3: Cross multiply
    119,190.17x = 164,442.31 × 67,500.23
  4. Step 4: Simplify right side
    119,190.17x = 11,099,892,755.77
  5. Step 5: Solve for x
    x = 11,099,892,755.77/119,190.17
  6. Step 6: Final answer
    x = 93,127.58

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1.5x scale

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.