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Finding the Fourth Proportional to 171,063.71, 236,058.39 and 94,578.38

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Solution

The fourth proportional to 171,063.71, 236,058.39 and 94,578.38 is: 130,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,063.71 : 236,058.39 = 94,578.38 : x
  2. Step 2: Convert to fraction form
    171,063.71/236,058.39 = 94,578.38/x
  3. Step 3: Cross multiply
    171,063.71x = 236,058.39 × 94,578.38
  4. Step 4: Simplify right side
    171,063.71x = 22,326,018,931.32
  5. Step 5: Solve for x
    x = 22,326,018,931.32/171,063.71
  6. Step 6: Final answer
    x = 130,512.89

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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.