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Finding the Fourth Proportional to 173,336.40, 239,315.40 and 141,581.52

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Solution

The fourth proportional to 173,336.40, 239,315.40 and 141,581.52 is: 195,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,336.40 : 239,315.40 = 141,581.52 : x
  2. Step 2: Convert to fraction form
    173,336.40/239,315.40 = 141,581.52/x
  3. Step 3: Cross multiply
    173,336.40x = 239,315.40 × 141,581.52
  4. Step 4: Simplify right side
    173,336.40x = 33,882,638,091.41
  5. Step 5: Solve for x
    x = 33,882,638,091.41/173,336.40
  6. Step 6: Final answer
    x = 195,473.30

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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.