Home / 156,763.40-235,202.70-63,278.60

Finding the Fourth Proportional to 156,763.40, 235,202.70 and 63,278.60

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Solution

The fourth proportional to 156,763.40, 235,202.70 and 63,278.60 is: 94,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,763.40 : 235,202.70 = 63,278.60 : x
  2. Step 2: Convert to fraction form
    156,763.40/235,202.70 = 63,278.60/x
  3. Step 3: Cross multiply
    156,763.40x = 235,202.70 × 63,278.60
  4. Step 4: Simplify right side
    156,763.40x = 14,883,297,572.22
  5. Step 5: Solve for x
    x = 14,883,297,572.22/156,763.40
  6. Step 6: Final answer
    x = 94,941.15

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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.