Home / 156,966.70-235,450.05-144,985.90

Finding the Fourth Proportional to 156,966.70, 235,450.05 and 144,985.90

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Solution

The fourth proportional to 156,966.70, 235,450.05 and 144,985.90 is: 217,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,966.70 : 235,450.05 = 144,985.90 : x
  2. Step 2: Convert to fraction form
    156,966.70/235,450.05 = 144,985.90/x
  3. Step 3: Cross multiply
    156,966.70x = 235,450.05 × 144,985.90
  4. Step 4: Simplify right side
    156,966.70x = 34,136,937,404.30
  5. Step 5: Solve for x
    x = 34,136,937,404.30/156,966.70
  6. Step 6: Final answer
    x = 217,478.85

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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.