Home / 119,440.96-164,829.30-65,724.46

Finding the Fourth Proportional to 119,440.96, 164,829.30 and 65,724.46

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Solution

The fourth proportional to 119,440.96, 164,829.30 and 65,724.46 is: 90,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,440.96 : 164,829.30 = 65,724.46 : x
  2. Step 2: Convert to fraction form
    119,440.96/164,829.30 = 65,724.46/x
  3. Step 3: Cross multiply
    119,440.96x = 164,829.30 × 65,724.46
  4. Step 4: Simplify right side
    119,440.96x = 10,833,316,734.68
  5. Step 5: Solve for x
    x = 10,833,316,734.68/119,440.96
  6. Step 6: Final answer
    x = 90,700.18

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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.