Home / 53,061.58-79,564.98-15,616.80

Finding the Fourth Proportional to 53,061.58, 79,564.98 and 15,616.80

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Solution

The fourth proportional to 53,061.58, 79,564.98 and 15,616.80 is: 23,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,061.58 : 79,564.98 = 15,616.80 : x
  2. Step 2: Convert to fraction form
    53,061.58/79,564.98 = 15,616.80/x
  3. Step 3: Cross multiply
    53,061.58x = 79,564.98 × 15,616.80
  4. Step 4: Simplify right side
    53,061.58x = 1,242,550,379.66
  5. Step 5: Solve for x
    x = 1,242,550,379.66/53,061.58
  6. Step 6: Final answer
    x = 23,417.14

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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.