Home / 53,276.17-79,914.30-13,829.98

Finding the Fourth Proportional to 53,276.17, 79,914.30 and 13,829.98

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Solution

The fourth proportional to 53,276.17, 79,914.30 and 13,829.98 is: 20,744.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276.17 : 79,914.30 = 13,829.98 : x
  2. Step 2: Convert to fraction form
    53,276.17/79,914.30 = 13,829.98/x
  3. Step 3: Cross multiply
    53,276.17x = 79,914.30 × 13,829.98
  4. Step 4: Simplify right side
    53,276.17x = 1,105,213,170.71
  5. Step 5: Solve for x
    x = 1,105,213,170.71/53,276.17
  6. Step 6: Final answer
    x = 20,744.98

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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.