Home / 156,943.10-235,107.45-94,427.90

Finding the Fourth Proportional to 156,943.10, 235,107.45 and 94,427.90

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Solution

The fourth proportional to 156,943.10, 235,107.45 and 94,427.90 is: 141,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,943.10 : 235,107.45 = 94,427.90 : x
  2. Step 2: Convert to fraction form
    156,943.10/235,107.45 = 94,427.90/x
  3. Step 3: Cross multiply
    156,943.10x = 235,107.45 × 94,427.90
  4. Step 4: Simplify right side
    156,943.10x = 22,200,702,777.86
  5. Step 5: Solve for x
    x = 22,200,702,777.86/156,943.10
  6. Step 6: Final answer
    x = 141,457.02

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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.