Home / 42,324.82-63,442.47-15,653.67

Finding the Fourth Proportional to 42,324.82, 63,442.47 and 15,653.67

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Solution

The fourth proportional to 42,324.82, 63,442.47 and 15,653.67 is: 23,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,324.82 : 63,442.47 = 15,653.67 : x
  2. Step 2: Convert to fraction form
    42,324.82/63,442.47 = 15,653.67/x
  3. Step 3: Cross multiply
    42,324.82x = 63,442.47 × 15,653.67
  4. Step 4: Simplify right side
    42,324.82x = 993,107,667.02
  5. Step 5: Solve for x
    x = 993,107,667.02/42,324.82
  6. Step 6: Final answer
    x = 23,463.95

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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.