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Finding the Fourth Proportional to 188,624.34, 260,303.34 and 102,584.13

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Solution

The fourth proportional to 188,624.34, 260,303.34 and 102,584.13 is: 141,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,624.34 : 260,303.34 = 102,584.13 : x
  2. Step 2: Convert to fraction form
    188,624.34/260,303.34 = 102,584.13/x
  3. Step 3: Cross multiply
    188,624.34x = 260,303.34 × 102,584.13
  4. Step 4: Simplify right side
    188,624.34x = 26,702,991,669.99
  5. Step 5: Solve for x
    x = 26,702,991,669.99/188,624.34
  6. Step 6: Final answer
    x = 141,567.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.