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Finding the Fourth Proportional to 5,051.59, 6,970.02 and 3,061.71

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Solution

The fourth proportional to 5,051.59, 6,970.02 and 3,061.71 is: 4,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.59 : 6,970.02 = 3,061.71 : x
  2. Step 2: Convert to fraction form
    5,051.59/6,970.02 = 3,061.71/x
  3. Step 3: Cross multiply
    5,051.59x = 6,970.02 × 3,061.71
  4. Step 4: Simplify right side
    5,051.59x = 21,340,179.93
  5. Step 5: Solve for x
    x = 21,340,179.93/5,051.59
  6. Step 6: Final answer
    x = 4,224.45

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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.