Home / 156,737.40-235,106.10-56,900.85

Finding the Fourth Proportional to 156,737.40, 235,106.10 and 56,900.85

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Solution

The fourth proportional to 156,737.40, 235,106.10 and 56,900.85 is: 85,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,737.40 : 235,106.10 = 56,900.85 : x
  2. Step 2: Convert to fraction form
    156,737.40/235,106.10 = 56,900.85/x
  3. Step 3: Cross multiply
    156,737.40x = 235,106.10 × 56,900.85
  4. Step 4: Simplify right side
    156,737.40x = 13,377,736,930.19
  5. Step 5: Solve for x
    x = 13,377,736,930.19/156,737.40
  6. Step 6: Final answer
    x = 85,351.28

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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.