Home / 119,827.92-179,746.48-31,079.10

Finding the Fourth Proportional to 119,827.92, 179,746.48 and 31,079.10

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Solution

The fourth proportional to 119,827.92, 179,746.48 and 31,079.10 is: 46,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,827.92 : 179,746.48 = 31,079.10 : x
  2. Step 2: Convert to fraction form
    119,827.92/179,746.48 = 31,079.10/x
  3. Step 3: Cross multiply
    119,827.92x = 179,746.48 × 31,079.10
  4. Step 4: Simplify right side
    119,827.92x = 5,586,358,826.57
  5. Step 5: Solve for x
    x = 5,586,358,826.57/119,827.92
  6. Step 6: Final answer
    x = 46,619.84

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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.