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Finding the Fourth Proportional to 152,877.84, 210,937.44 and 92,447.21

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Solution

The fourth proportional to 152,877.84, 210,937.44 and 92,447.21 is: 127,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,877.84 : 210,937.44 = 92,447.21 : x
  2. Step 2: Convert to fraction form
    152,877.84/210,937.44 = 92,447.21/x
  3. Step 3: Cross multiply
    152,877.84x = 210,937.44 × 92,447.21
  4. Step 4: Simplify right side
    152,877.84x = 19,500,577,812.54
  5. Step 5: Solve for x
    x = 19,500,577,812.54/152,877.84
  6. Step 6: Final answer
    x = 127,556.60

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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.