Home / 173,515.41-239,358.69-105,553.17

Finding the Fourth Proportional to 173,515.41, 239,358.69 and 105,553.17

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Solution

The fourth proportional to 173,515.41, 239,358.69 and 105,553.17 is: 145,607.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,515.41 : 239,358.69 = 105,553.17 : x
  2. Step 2: Convert to fraction form
    173,515.41/239,358.69 = 105,553.17/x
  3. Step 3: Cross multiply
    173,515.41x = 239,358.69 × 105,553.17
  4. Step 4: Simplify right side
    173,515.41x = 25,265,068,496.55
  5. Step 5: Solve for x
    x = 25,265,068,496.55/173,515.41
  6. Step 6: Final answer
    x = 145,607.06

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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.