Home / 236,378.04-354,570.18-78,606.52

Finding the Fourth Proportional to 236,378.04, 354,570.18 and 78,606.52

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Solution

The fourth proportional to 236,378.04, 354,570.18 and 78,606.52 is: 117,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,378.04 : 354,570.18 = 78,606.52 : x
  2. Step 2: Convert to fraction form
    236,378.04/354,570.18 = 78,606.52/x
  3. Step 3: Cross multiply
    236,378.04x = 354,570.18 × 78,606.52
  4. Step 4: Simplify right side
    236,378.04x = 27,871,527,945.57
  5. Step 5: Solve for x
    x = 27,871,527,945.57/236,378.04
  6. Step 6: Final answer
    x = 117,910.82

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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.