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Finding the Fourth Proportional to 152,517, 210,473.46 and 92,901

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Solution

The fourth proportional to 152,517, 210,473.46 and 92,901 is: 128,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,517 : 210,473.46 = 92,901 : x
  2. Step 2: Convert to fraction form
    152,517/210,473.46 = 92,901/x
  3. Step 3: Cross multiply
    152,517x = 210,473.46 × 92,901
  4. Step 4: Simplify right side
    152,517x = 19,553,194,907.46
  5. Step 5: Solve for x
    x = 19,553,194,907.46/152,517
  6. Step 6: Final answer
    x = 128,203.38

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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.