Home / 188,308.47-283,480.76-171,549.19

Finding the Fourth Proportional to 188,308.47, 283,480.76 and 171,549.19

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Solution

The fourth proportional to 188,308.47, 283,480.76 and 171,549.19 is: 258,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,308.47 : 283,480.76 = 171,549.19 : x
  2. Step 2: Convert to fraction form
    188,308.47/283,480.76 = 171,549.19/x
  3. Step 3: Cross multiply
    188,308.47x = 283,480.76 × 171,549.19
  4. Step 4: Simplify right side
    188,308.47x = 48,630,894,758.58
  5. Step 5: Solve for x
    x = 48,630,894,758.58/188,308.47
  6. Step 6: Final answer
    x = 258,251.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.