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Finding the Fourth Proportional to 60,032.88, 89,620.74 and 52,161.84

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Solution

The fourth proportional to 60,032.88, 89,620.74 and 52,161.84 is: 77,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,032.88 : 89,620.74 = 52,161.84 : x
  2. Step 2: Convert to fraction form
    60,032.88/89,620.74 = 52,161.84/x
  3. Step 3: Cross multiply
    60,032.88x = 89,620.74 × 52,161.84
  4. Step 4: Simplify right side
    60,032.88x = 4,674,782,700.56
  5. Step 5: Solve for x
    x = 4,674,782,700.56/60,032.88
  6. Step 6: Final answer
    x = 77,870.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.