Home / 119,271.65-164,606.22-68,288.40

Finding the Fourth Proportional to 119,271.65, 164,606.22 and 68,288.40

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Solution

The fourth proportional to 119,271.65, 164,606.22 and 68,288.40 is: 94,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,271.65 : 164,606.22 = 68,288.40 : x
  2. Step 2: Convert to fraction form
    119,271.65/164,606.22 = 68,288.40/x
  3. Step 3: Cross multiply
    119,271.65x = 164,606.22 × 68,288.40
  4. Step 4: Simplify right side
    119,271.65x = 11,240,695,393.85
  5. Step 5: Solve for x
    x = 11,240,695,393.85/119,271.65
  6. Step 6: Final answer
    x = 94,244.49

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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.