Home / 98,295.06-147,442.19-28,174.44

Finding the Fourth Proportional to 98,295.06, 147,442.19 and 28,174.44

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Solution

The fourth proportional to 98,295.06, 147,442.19 and 28,174.44 is: 42,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,295.06 : 147,442.19 = 28,174.44 : x
  2. Step 2: Convert to fraction form
    98,295.06/147,442.19 = 28,174.44/x
  3. Step 3: Cross multiply
    98,295.06x = 147,442.19 × 28,174.44
  4. Step 4: Simplify right side
    98,295.06x = 4,154,100,994.75
  5. Step 5: Solve for x
    x = 4,154,100,994.75/98,295.06
  6. Step 6: Final answer
    x = 42,261.54

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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.