Home / 173,478.72-239,327.31-116,136.51

Finding the Fourth Proportional to 173,478.72, 239,327.31 and 116,136.51

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Solution

The fourth proportional to 173,478.72, 239,327.31 and 116,136.51 is: 160,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,478.72 : 239,327.31 = 116,136.51 : x
  2. Step 2: Convert to fraction form
    173,478.72/239,327.31 = 116,136.51/x
  3. Step 3: Cross multiply
    173,478.72x = 239,327.31 × 116,136.51
  4. Step 4: Simplify right side
    173,478.72x = 27,794,638,531.09
  5. Step 5: Solve for x
    x = 27,794,638,531.09/173,478.72
  6. Step 6: Final answer
    x = 160,219.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.