Home / 118,966.44-164,117.10-71,210.57

Finding the Fourth Proportional to 118,966.44, 164,117.10 and 71,210.57

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Solution

The fourth proportional to 118,966.44, 164,117.10 and 71,210.57 is: 98,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,966.44 : 164,117.10 = 71,210.57 : x
  2. Step 2: Convert to fraction form
    118,966.44/164,117.10 = 71,210.57/x
  3. Step 3: Cross multiply
    118,966.44x = 164,117.10 × 71,210.57
  4. Step 4: Simplify right side
    118,966.44x = 11,686,871,684.20
  5. Step 5: Solve for x
    x = 11,686,871,684.20/118,966.44
  6. Step 6: Final answer
    x = 98,236.71

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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.