Home / 118,189.08-163,101.47-64,473.93

Finding the Fourth Proportional to 118,189.08, 163,101.47 and 64,473.93

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Solution

The fourth proportional to 118,189.08, 163,101.47 and 64,473.93 is: 88,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,189.08 : 163,101.47 = 64,473.93 : x
  2. Step 2: Convert to fraction form
    118,189.08/163,101.47 = 64,473.93/x
  3. Step 3: Cross multiply
    118,189.08x = 163,101.47 × 64,473.93
  4. Step 4: Simplify right side
    118,189.08x = 10,515,792,759.68
  5. Step 5: Solve for x
    x = 10,515,792,759.68/118,189.08
  6. Step 6: Final answer
    x = 88,974.32

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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.