Home / 119,555.92-164,980.85-68,566.02

Finding the Fourth Proportional to 119,555.92, 164,980.85 and 68,566.02

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Solution

The fourth proportional to 119,555.92, 164,980.85 and 68,566.02 is: 94,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,555.92 : 164,980.85 = 68,566.02 : x
  2. Step 2: Convert to fraction form
    119,555.92/164,980.85 = 68,566.02/x
  3. Step 3: Cross multiply
    119,555.92x = 164,980.85 × 68,566.02
  4. Step 4: Simplify right side
    119,555.92x = 11,312,079,607.23
  5. Step 5: Solve for x
    x = 11,312,079,607.23/119,555.92
  6. Step 6: Final answer
    x = 94,617.48

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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.