Home / 156,692.30-235,038.45-106,172.60

Finding the Fourth Proportional to 156,692.30, 235,038.45 and 106,172.60

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Solution

The fourth proportional to 156,692.30, 235,038.45 and 106,172.60 is: 159,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,692.30 : 235,038.45 = 106,172.60 : x
  2. Step 2: Convert to fraction form
    156,692.30/235,038.45 = 106,172.60/x
  3. Step 3: Cross multiply
    156,692.30x = 235,038.45 × 106,172.60
  4. Step 4: Simplify right side
    156,692.30x = 24,954,643,336.47
  5. Step 5: Solve for x
    x = 24,954,643,336.47/156,692.30
  6. Step 6: Final answer
    x = 159,258.90

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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.