Home / 53,599.86-80,393.65-14,160.08

Finding the Fourth Proportional to 53,599.86, 80,393.65 and 14,160.08

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Solution

The fourth proportional to 53,599.86, 80,393.65 and 14,160.08 is: 21,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,599.86 : 80,393.65 = 14,160.08 : x
  2. Step 2: Convert to fraction form
    53,599.86/80,393.65 = 14,160.08/x
  3. Step 3: Cross multiply
    53,599.86x = 80,393.65 × 14,160.08
  4. Step 4: Simplify right side
    53,599.86x = 1,138,380,681.08
  5. Step 5: Solve for x
    x = 1,138,380,681.08/53,599.86
  6. Step 6: Final answer
    x = 21,238.50

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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.