Home / 156,953.10-235,122.45-94,437.90

Finding the Fourth Proportional to 156,953.10, 235,122.45 and 94,437.90

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Solution

The fourth proportional to 156,953.10, 235,122.45 and 94,437.90 is: 141,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,953.10 : 235,122.45 = 94,437.90 : x
  2. Step 2: Convert to fraction form
    156,953.10/235,122.45 = 94,437.90/x
  3. Step 3: Cross multiply
    156,953.10x = 235,122.45 × 94,437.90
  4. Step 4: Simplify right side
    156,953.10x = 22,204,470,420.86
  5. Step 5: Solve for x
    x = 22,204,470,420.86/156,953.10
  6. Step 6: Final answer
    x = 141,472.01

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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.