Home / 86,577.47-129,813.65-33,923.87

Finding the Fourth Proportional to 86,577.47, 129,813.65 and 33,923.87

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Solution

The fourth proportional to 86,577.47, 129,813.65 and 33,923.87 is: 50,865.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,577.47 : 129,813.65 = 33,923.87 : x
  2. Step 2: Convert to fraction form
    86,577.47/129,813.65 = 33,923.87/x
  3. Step 3: Cross multiply
    86,577.47x = 129,813.65 × 33,923.87
  4. Step 4: Simplify right side
    86,577.47x = 4,403,781,541.74
  5. Step 5: Solve for x
    x = 4,403,781,541.74/86,577.47
  6. Step 6: Final answer
    x = 50,865.21

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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.