Home / 189,063.90-283,328.55-104,861.16

Finding the Fourth Proportional to 189,063.90, 283,328.55 and 104,861.16

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Solution

The fourth proportional to 189,063.90, 283,328.55 and 104,861.16 is: 157,143.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,063.90 : 283,328.55 = 104,861.16 : x
  2. Step 2: Convert to fraction form
    189,063.90/283,328.55 = 104,861.16/x
  3. Step 3: Cross multiply
    189,063.90x = 283,328.55 × 104,861.16
  4. Step 4: Simplify right side
    189,063.90x = 29,710,160,414.12
  5. Step 5: Solve for x
    x = 29,710,160,414.12/189,063.90
  6. Step 6: Final answer
    x = 157,143.49

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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.