Home / 156,551.49-234,861.27-51,366.51

Finding the Fourth Proportional to 156,551.49, 234,861.27 and 51,366.51

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Solution

The fourth proportional to 156,551.49, 234,861.27 and 51,366.51 is: 77,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,551.49 : 234,861.27 = 51,366.51 : x
  2. Step 2: Convert to fraction form
    156,551.49/234,861.27 = 51,366.51/x
  3. Step 3: Cross multiply
    156,551.49x = 234,861.27 × 51,366.51
  4. Step 4: Simplify right side
    156,551.49x = 12,064,003,774.07
  5. Step 5: Solve for x
    x = 12,064,003,774.07/156,551.49
  6. Step 6: Final answer
    x = 77,060.93

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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.