Home / 195,004.40-292,506.60-76,636.40

Finding the Fourth Proportional to 195,004.40, 292,506.60 and 76,636.40

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Solution

The fourth proportional to 195,004.40, 292,506.60 and 76,636.40 is: 114,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,004.40 : 292,506.60 = 76,636.40 : x
  2. Step 2: Convert to fraction form
    195,004.40/292,506.60 = 76,636.40/x
  3. Step 3: Cross multiply
    195,004.40x = 292,506.60 × 76,636.40
  4. Step 4: Simplify right side
    195,004.40x = 22,416,652,800.24
  5. Step 5: Solve for x
    x = 22,416,652,800.24/195,004.40
  6. Step 6: Final answer
    x = 114,954.60

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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.