Home / 118,134.93-163,030.29-67,149.80

Finding the Fourth Proportional to 118,134.93, 163,030.29 and 67,149.80

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Solution

The fourth proportional to 118,134.93, 163,030.29 and 67,149.80 is: 92,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,134.93 : 163,030.29 = 67,149.80 : x
  2. Step 2: Convert to fraction form
    118,134.93/163,030.29 = 67,149.80/x
  3. Step 3: Cross multiply
    118,134.93x = 163,030.29 × 67,149.80
  4. Step 4: Simplify right side
    118,134.93x = 10,947,450,552.29
  5. Step 5: Solve for x
    x = 10,947,450,552.29/118,134.93
  6. Step 6: Final answer
    x = 92,669.04

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1.5x scale

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.