Home / 194,910.20-292,365.30-163,417.40

Finding the Fourth Proportional to 194,910.20, 292,365.30 and 163,417.40

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Solution

The fourth proportional to 194,910.20, 292,365.30 and 163,417.40 is: 245,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,910.20 : 292,365.30 = 163,417.40 : x
  2. Step 2: Convert to fraction form
    194,910.20/292,365.30 = 163,417.40/x
  3. Step 3: Cross multiply
    194,910.20x = 292,365.30 × 163,417.40
  4. Step 4: Simplify right side
    194,910.20x = 47,777,577,176.22
  5. Step 5: Solve for x
    x = 47,777,577,176.22/194,910.20
  6. Step 6: Final answer
    x = 245,126.10

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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.