Home / 51,663.36-77,503.59-18,376.41

Finding the Fourth Proportional to 51,663.36, 77,503.59 and 18,376.41

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Solution

The fourth proportional to 51,663.36, 77,503.59 and 18,376.41 is: 27,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.36 : 77,503.59 = 18,376.41 : x
  2. Step 2: Convert to fraction form
    51,663.36/77,503.59 = 18,376.41/x
  3. Step 3: Cross multiply
    51,663.36x = 77,503.59 × 18,376.41
  4. Step 4: Simplify right side
    51,663.36x = 1,424,237,746.31
  5. Step 5: Solve for x
    x = 1,424,237,746.31/51,663.36
  6. Step 6: Final answer
    x = 27,567.66

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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.