Home / 51,649.65-77,472.35-14,207.00

Finding the Fourth Proportional to 51,649.65, 77,472.35 and 14,207.00

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Solution

The fourth proportional to 51,649.65, 77,472.35 and 14,207.00 is: 21,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,649.65 : 77,472.35 = 14,207.00 : x
  2. Step 2: Convert to fraction form
    51,649.65/77,472.35 = 14,207.00/x
  3. Step 3: Cross multiply
    51,649.65x = 77,472.35 × 14,207.00
  4. Step 4: Simplify right side
    51,649.65x = 1,100,649,271.33
  5. Step 5: Solve for x
    x = 1,100,649,271.33/51,649.65
  6. Step 6: Final answer
    x = 21,309.91

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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.