Home / 101,846.09-140,564.50-59,404.63

Finding the Fourth Proportional to 101,846.09, 140,564.50 and 59,404.63

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Solution

The fourth proportional to 101,846.09, 140,564.50 and 59,404.63 is: 81,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,846.09 : 140,564.50 = 59,404.63 : x
  2. Step 2: Convert to fraction form
    101,846.09/140,564.50 = 59,404.63/x
  3. Step 3: Cross multiply
    101,846.09x = 140,564.50 × 59,404.63
  4. Step 4: Simplify right side
    101,846.09x = 8,350,181,613.71
  5. Step 5: Solve for x
    x = 8,350,181,613.71/101,846.09
  6. Step 6: Final answer
    x = 81,988.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.