Home / 118,895.16-164,077.16-71,150.52

Finding the Fourth Proportional to 118,895.16, 164,077.16 and 71,150.52

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Solution

The fourth proportional to 118,895.16, 164,077.16 and 71,150.52 is: 98,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,895.16 : 164,077.16 = 71,150.52 : x
  2. Step 2: Convert to fraction form
    118,895.16/164,077.16 = 71,150.52/x
  3. Step 3: Cross multiply
    118,895.16x = 164,077.16 × 71,150.52
  4. Step 4: Simplify right side
    118,895.16x = 11,674,175,254.12
  5. Step 5: Solve for x
    x = 11,674,175,254.12/118,895.16
  6. Step 6: Final answer
    x = 98,188.82

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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.