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Finding the Fourth Proportional to 98,235.98, 147,249.02 and 56,025.15

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Solution

The fourth proportional to 98,235.98, 147,249.02 and 56,025.15 is: 83,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,235.98 : 147,249.02 = 56,025.15 : x
  2. Step 2: Convert to fraction form
    98,235.98/147,249.02 = 56,025.15/x
  3. Step 3: Cross multiply
    98,235.98x = 147,249.02 × 56,025.15
  4. Step 4: Simplify right side
    98,235.98x = 8,249,648,152.73
  5. Step 5: Solve for x
    x = 8,249,648,152.73/98,235.98
  6. Step 6: Final answer
    x = 83,977.87

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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.