Home / 195,439.60-292,284.60-163,946.80

Finding the Fourth Proportional to 195,439.60, 292,284.60 and 163,946.80

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Solution

The fourth proportional to 195,439.60, 292,284.60 and 163,946.80 is: 245,186.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,439.60 : 292,284.60 = 163,946.80 : x
  2. Step 2: Convert to fraction form
    195,439.60/292,284.60 = 163,946.80/x
  3. Step 3: Cross multiply
    195,439.60x = 292,284.60 × 163,946.80
  4. Step 4: Simplify right side
    195,439.60x = 47,919,124,859.28
  5. Step 5: Solve for x
    x = 47,919,124,859.28/195,439.60
  6. Step 6: Final answer
    x = 245,186.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.