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Finding the Fourth Proportional to 235,369.66, 353,017.26 and 102,214.18

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Solution

The fourth proportional to 235,369.66, 353,017.26 and 102,214.18 is: 153,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,369.66 : 353,017.26 = 102,214.18 : x
  2. Step 2: Convert to fraction form
    235,369.66/353,017.26 = 102,214.18/x
  3. Step 3: Cross multiply
    235,369.66x = 353,017.26 × 102,214.18
  4. Step 4: Simplify right side
    235,369.66x = 36,083,369,756.75
  5. Step 5: Solve for x
    x = 36,083,369,756.75/235,369.66
  6. Step 6: Final answer
    x = 153,305.10

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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.