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Finding the Fourth Proportional to 50,955.71, 70,320.90 and 29,444.74

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Solution

The fourth proportional to 50,955.71, 70,320.90 and 29,444.74 is: 40,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,955.71 : 70,320.90 = 29,444.74 : x
  2. Step 2: Convert to fraction form
    50,955.71/70,320.90 = 29,444.74/x
  3. Step 3: Cross multiply
    50,955.71x = 70,320.90 × 29,444.74
  4. Step 4: Simplify right side
    50,955.71x = 2,070,580,617.07
  5. Step 5: Solve for x
    x = 2,070,580,617.07/50,955.71
  6. Step 6: Final answer
    x = 40,634.91

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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.