Home / 50,486.04-75,742.70-15,424.74

Finding the Fourth Proportional to 50,486.04, 75,742.70 and 15,424.74

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Solution

The fourth proportional to 50,486.04, 75,742.70 and 15,424.74 is: 23,141.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,486.04 : 75,742.70 = 15,424.74 : x
  2. Step 2: Convert to fraction form
    50,486.04/75,742.70 = 15,424.74/x
  3. Step 3: Cross multiply
    50,486.04x = 75,742.70 × 15,424.74
  4. Step 4: Simplify right side
    50,486.04x = 1,168,311,624.47
  5. Step 5: Solve for x
    x = 1,168,311,624.47/50,486.04
  6. Step 6: Final answer
    x = 23,141.28

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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.