Home / 53,710.29-80,566.65-14,271.39

Finding the Fourth Proportional to 53,710.29, 80,566.65 and 14,271.39

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Solution

The fourth proportional to 53,710.29, 80,566.65 and 14,271.39 is: 21,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,710.29 : 80,566.65 = 14,271.39 : x
  2. Step 2: Convert to fraction form
    53,710.29/80,566.65 = 14,271.39/x
  3. Step 3: Cross multiply
    53,710.29x = 80,566.65 × 14,271.39
  4. Step 4: Simplify right side
    53,710.29x = 1,149,798,083.14
  5. Step 5: Solve for x
    x = 1,149,798,083.14/53,710.29
  6. Step 6: Final answer
    x = 21,407.41

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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.