Home / 98,631.75-147,984.90-59,216.34

Finding the Fourth Proportional to 98,631.75, 147,984.90 and 59,216.34

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Solution

The fourth proportional to 98,631.75, 147,984.90 and 59,216.34 is: 88,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,631.75 : 147,984.90 = 59,216.34 : x
  2. Step 2: Convert to fraction form
    98,631.75/147,984.90 = 59,216.34/x
  3. Step 3: Cross multiply
    98,631.75x = 147,984.90 × 59,216.34
  4. Step 4: Simplify right side
    98,631.75x = 8,763,124,153.27
  5. Step 5: Solve for x
    x = 8,763,124,153.27/98,631.75
  6. Step 6: Final answer
    x = 88,846.89

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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.