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Finding the Fourth Proportional to 102,253.85, 153,450.84 and 35,693.99

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Solution

The fourth proportional to 102,253.85, 153,450.84 and 35,693.99 is: 53,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,253.85 : 153,450.84 = 35,693.99 : x
  2. Step 2: Convert to fraction form
    102,253.85/153,450.84 = 35,693.99/x
  3. Step 3: Cross multiply
    102,253.85x = 153,450.84 × 35,693.99
  4. Step 4: Simplify right side
    102,253.85x = 5,477,271,981.20
  5. Step 5: Solve for x
    x = 5,477,271,981.20/102,253.85
  6. Step 6: Final answer
    x = 53,565.44

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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.