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Finding the Fourth Proportional to 98,291.04, 147,422.04 and 48,357.72

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Solution

The fourth proportional to 98,291.04, 147,422.04 and 48,357.72 is: 72,529.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,291.04 : 147,422.04 = 48,357.72 : x
  2. Step 2: Convert to fraction form
    98,291.04/147,422.04 = 48,357.72/x
  3. Step 3: Cross multiply
    98,291.04x = 147,422.04 × 48,357.72
  4. Step 4: Simplify right side
    98,291.04x = 7,128,993,732.15
  5. Step 5: Solve for x
    x = 7,128,993,732.15/98,291.04
  6. Step 6: Final answer
    x = 72,529.44

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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.