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Finding the Fourth Proportional to 60,047.56, 90,071.39 and 15,674.24

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Solution

The fourth proportional to 60,047.56, 90,071.39 and 15,674.24 is: 23,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,047.56 : 90,071.39 = 15,674.24 : x
  2. Step 2: Convert to fraction form
    60,047.56/90,071.39 = 15,674.24/x
  3. Step 3: Cross multiply
    60,047.56x = 90,071.39 × 15,674.24
  4. Step 4: Simplify right side
    60,047.56x = 1,411,800,848.36
  5. Step 5: Solve for x
    x = 1,411,800,848.36/60,047.56
  6. Step 6: Final answer
    x = 23,511.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.