Home / 51,343.08-77,017.34-14,409.96

Finding the Fourth Proportional to 51,343.08, 77,017.34 and 14,409.96

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Solution

The fourth proportional to 51,343.08, 77,017.34 and 14,409.96 is: 21,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,343.08 : 77,017.34 = 14,409.96 : x
  2. Step 2: Convert to fraction form
    51,343.08/77,017.34 = 14,409.96/x
  3. Step 3: Cross multiply
    51,343.08x = 77,017.34 × 14,409.96
  4. Step 4: Simplify right side
    51,343.08x = 1,109,816,788.71
  5. Step 5: Solve for x
    x = 1,109,816,788.71/51,343.08
  6. Step 6: Final answer
    x = 21,615.70

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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.