Home / 195,420.60-292,256.10-163,927.80

Finding the Fourth Proportional to 195,420.60, 292,256.10 and 163,927.80

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Solution

The fourth proportional to 195,420.60, 292,256.10 and 163,927.80 is: 245,157.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,420.60 : 292,256.10 = 163,927.80 : x
  2. Step 2: Convert to fraction form
    195,420.60/292,256.10 = 163,927.80/x
  3. Step 3: Cross multiply
    195,420.60x = 292,256.10 × 163,927.80
  4. Step 4: Simplify right side
    195,420.60x = 47,908,899,509.58
  5. Step 5: Solve for x
    x = 47,908,899,509.58/195,420.60
  6. Step 6: Final answer
    x = 245,157.88

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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.