Home / 86,769.60-130,141.27-29,852.17

Finding the Fourth Proportional to 86,769.60, 130,141.27 and 29,852.17

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Solution

The fourth proportional to 86,769.60, 130,141.27 and 29,852.17 is: 44,773.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,769.60 : 130,141.27 = 29,852.17 : x
  2. Step 2: Convert to fraction form
    86,769.60/130,141.27 = 29,852.17/x
  3. Step 3: Cross multiply
    86,769.60x = 130,141.27 × 29,852.17
  4. Step 4: Simplify right side
    86,769.60x = 3,884,999,352.06
  5. Step 5: Solve for x
    x = 3,884,999,352.06/86,769.60
  6. Step 6: Final answer
    x = 44,773.74

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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.