Home / 53,681.63-80,497.45-19,924.14

Finding the Fourth Proportional to 53,681.63, 80,497.45 and 19,924.14

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Solution

The fourth proportional to 53,681.63, 80,497.45 and 19,924.14 is: 29,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681.63 : 80,497.45 = 19,924.14 : x
  2. Step 2: Convert to fraction form
    53,681.63/80,497.45 = 19,924.14/x
  3. Step 3: Cross multiply
    53,681.63x = 80,497.45 × 19,924.14
  4. Step 4: Simplify right side
    53,681.63x = 1,603,842,060.96
  5. Step 5: Solve for x
    x = 1,603,842,060.96/53,681.63
  6. Step 6: Final answer
    x = 29,876.93

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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.