Home / 99,802.28-149,573.76-40,568.96

Finding the Fourth Proportional to 99,802.28, 149,573.76 and 40,568.96

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Solution

The fourth proportional to 99,802.28, 149,573.76 and 40,568.96 is: 60,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,802.28 : 149,573.76 = 40,568.96 : x
  2. Step 2: Convert to fraction form
    99,802.28/149,573.76 = 40,568.96/x
  3. Step 3: Cross multiply
    99,802.28x = 149,573.76 × 40,568.96
  4. Step 4: Simplify right side
    99,802.28x = 6,068,051,886.49
  5. Step 5: Solve for x
    x = 6,068,051,886.49/99,802.28
  6. Step 6: Final answer
    x = 60,800.73

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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.