Home / 195,126.60-292,479.92-127,633.21

Finding the Fourth Proportional to 195,126.60, 292,479.92 and 127,633.21

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Solution

The fourth proportional to 195,126.60, 292,479.92 and 127,633.21 is: 191,312.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,126.60 : 292,479.92 = 127,633.21 : x
  2. Step 2: Convert to fraction form
    195,126.60/292,479.92 = 127,633.21/x
  3. Step 3: Cross multiply
    195,126.60x = 292,479.92 × 127,633.21
  4. Step 4: Simplify right side
    195,126.60x = 37,330,150,411.98
  5. Step 5: Solve for x
    x = 37,330,150,411.98/195,126.60
  6. Step 6: Final answer
    x = 191,312.47

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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.