Home / 98,326.08-147,473.24-31,766.54

Finding the Fourth Proportional to 98,326.08, 147,473.24 and 31,766.54

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Solution

The fourth proportional to 98,326.08, 147,473.24 and 31,766.54 is: 47,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,326.08 : 147,473.24 = 31,766.54 : x
  2. Step 2: Convert to fraction form
    98,326.08/147,473.24 = 31,766.54/x
  3. Step 3: Cross multiply
    98,326.08x = 147,473.24 × 31,766.54
  4. Step 4: Simplify right side
    98,326.08x = 4,684,713,681.19
  5. Step 5: Solve for x
    x = 4,684,713,681.19/98,326.08
  6. Step 6: Final answer
    x = 47,644.67

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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.