Home / 45,217.48-67,804.32-15,624.94

Finding the Fourth Proportional to 45,217.48, 67,804.32 and 15,624.94

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Solution

The fourth proportional to 45,217.48, 67,804.32 and 15,624.94 is: 23,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.48 : 67,804.32 = 15,624.94 : x
  2. Step 2: Convert to fraction form
    45,217.48/67,804.32 = 15,624.94/x
  3. Step 3: Cross multiply
    45,217.48x = 67,804.32 × 15,624.94
  4. Step 4: Simplify right side
    45,217.48x = 1,059,438,431.74
  5. Step 5: Solve for x
    x = 1,059,438,431.74/45,217.48
  6. Step 6: Final answer
    x = 23,429.84

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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.