Home / 260,526.24-390,976.00-110,871.65

Finding the Fourth Proportional to 260,526.24, 390,976.00 and 110,871.65

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Solution

The fourth proportional to 260,526.24, 390,976.00 and 110,871.65 is: 166,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,526.24 : 390,976.00 = 110,871.65 : x
  2. Step 2: Convert to fraction form
    260,526.24/390,976.00 = 110,871.65/x
  3. Step 3: Cross multiply
    260,526.24x = 390,976.00 × 110,871.65
  4. Step 4: Simplify right side
    260,526.24x = 43,348,154,930.66
  5. Step 5: Solve for x
    x = 43,348,154,930.66/260,526.24
  6. Step 6: Final answer
    x = 166,386.91

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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.