Home / 51,818.49-77,727.93-14,381.49

Finding the Fourth Proportional to 51,818.49, 77,727.93 and 14,381.49

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Solution

The fourth proportional to 51,818.49, 77,727.93 and 14,381.49 is: 21,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,818.49 : 77,727.93 = 14,381.49 : x
  2. Step 2: Convert to fraction form
    51,818.49/77,727.93 = 14,381.49/x
  3. Step 3: Cross multiply
    51,818.49x = 77,727.93 × 14,381.49
  4. Step 4: Simplify right side
    51,818.49x = 1,117,843,448.02
  5. Step 5: Solve for x
    x = 1,117,843,448.02/51,818.49
  6. Step 6: Final answer
    x = 21,572.29

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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.