Home / 53,580.83-80,374.59-14,137.99

Finding the Fourth Proportional to 53,580.83, 80,374.59 and 14,137.99

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Solution

The fourth proportional to 53,580.83, 80,374.59 and 14,137.99 is: 21,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,580.83 : 80,374.59 = 14,137.99 : x
  2. Step 2: Convert to fraction form
    53,580.83/80,374.59 = 14,137.99/x
  3. Step 3: Cross multiply
    53,580.83x = 80,374.59 × 14,137.99
  4. Step 4: Simplify right side
    53,580.83x = 1,136,334,948.74
  5. Step 5: Solve for x
    x = 1,136,334,948.74/53,580.83
  6. Step 6: Final answer
    x = 21,207.87

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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.