Home / 59,722.40-89,577.63-20,278.91

Finding the Fourth Proportional to 59,722.40, 89,577.63 and 20,278.91

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Solution

The fourth proportional to 59,722.40, 89,577.63 and 20,278.91 is: 30,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,722.40 : 89,577.63 = 20,278.91 : x
  2. Step 2: Convert to fraction form
    59,722.40/89,577.63 = 20,278.91/x
  3. Step 3: Cross multiply
    59,722.40x = 89,577.63 × 20,278.91
  4. Step 4: Simplify right side
    59,722.40x = 1,816,536,920.73
  5. Step 5: Solve for x
    x = 1,816,536,920.73/59,722.40
  6. Step 6: Final answer
    x = 30,416.34

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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.