Home / 173,479.72-239,328.69-116,137.51

Finding the Fourth Proportional to 173,479.72, 239,328.69 and 116,137.51

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Solution

The fourth proportional to 173,479.72, 239,328.69 and 116,137.51 is: 160,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,479.72 : 239,328.69 = 116,137.51 : x
  2. Step 2: Convert to fraction form
    173,479.72/239,328.69 = 116,137.51/x
  3. Step 3: Cross multiply
    173,479.72x = 239,328.69 × 116,137.51
  4. Step 4: Simplify right side
    173,479.72x = 27,795,037,529.84
  5. Step 5: Solve for x
    x = 27,795,037,529.84/173,479.72
  6. Step 6: Final answer
    x = 160,220.68

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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.