Home / 98,375.02-147,567.14-31,820.34

Finding the Fourth Proportional to 98,375.02, 147,567.14 and 31,820.34

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Solution

The fourth proportional to 98,375.02, 147,567.14 and 31,820.34 is: 47,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,375.02 : 147,567.14 = 31,820.34 : x
  2. Step 2: Convert to fraction form
    98,375.02/147,567.14 = 31,820.34/x
  3. Step 3: Cross multiply
    98,375.02x = 147,567.14 × 31,820.34
  4. Step 4: Simplify right side
    98,375.02x = 4,695,636,236.90
  5. Step 5: Solve for x
    x = 4,695,636,236.90/98,375.02
  6. Step 6: Final answer
    x = 47,732.00

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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.