Home / 156,488.74-234,746.24-49,887.84

Finding the Fourth Proportional to 156,488.74, 234,746.24 and 49,887.84

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Solution

The fourth proportional to 156,488.74, 234,746.24 and 49,887.84 is: 74,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,488.74 : 234,746.24 = 49,887.84 : x
  2. Step 2: Convert to fraction form
    156,488.74/234,746.24 = 49,887.84/x
  3. Step 3: Cross multiply
    156,488.74x = 234,746.24 × 49,887.84
  4. Step 4: Simplify right side
    156,488.74x = 11,710,982,861.72
  5. Step 5: Solve for x
    x = 11,710,982,861.72/156,488.74
  6. Step 6: Final answer
    x = 74,835.95

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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.