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Finding the Fourth Proportional to 201,403.98, 302,105.87 and 95,903.10

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Solution

The fourth proportional to 201,403.98, 302,105.87 and 95,903.10 is: 143,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,403.98 : 302,105.87 = 95,903.10 : x
  2. Step 2: Convert to fraction form
    201,403.98/302,105.87 = 95,903.10/x
  3. Step 3: Cross multiply
    201,403.98x = 302,105.87 × 95,903.10
  4. Step 4: Simplify right side
    201,403.98x = 28,972,889,341.32
  5. Step 5: Solve for x
    x = 28,972,889,341.32/201,403.98
  6. Step 6: Final answer
    x = 143,854.60

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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.