Home / 156,473.57-234,754.10-51,366.35

Finding the Fourth Proportional to 156,473.57, 234,754.10 and 51,366.35

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Solution

The fourth proportional to 156,473.57, 234,754.10 and 51,366.35 is: 77,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,473.57 : 234,754.10 = 51,366.35 : x
  2. Step 2: Convert to fraction form
    156,473.57/234,754.10 = 51,366.35/x
  3. Step 3: Cross multiply
    156,473.57x = 234,754.10 × 51,366.35
  4. Step 4: Simplify right side
    156,473.57x = 12,058,461,787.21
  5. Step 5: Solve for x
    x = 12,058,461,787.21/156,473.57
  6. Step 6: Final answer
    x = 77,063.89

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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.