Home / 156,901.40-235,352.10-50,285.15

Finding the Fourth Proportional to 156,901.40, 235,352.10 and 50,285.15

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Solution

The fourth proportional to 156,901.40, 235,352.10 and 50,285.15 is: 75,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,901.40 : 235,352.10 = 50,285.15 : x
  2. Step 2: Convert to fraction form
    156,901.40/235,352.10 = 50,285.15/x
  3. Step 3: Cross multiply
    156,901.40x = 235,352.10 × 50,285.15
  4. Step 4: Simplify right side
    156,901.40x = 11,834,715,651.32
  5. Step 5: Solve for x
    x = 11,834,715,651.32/156,901.40
  6. Step 6: Final answer
    x = 75,427.73

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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.