Home / 104,631.23-156,944.78-34,510.55

Finding the Fourth Proportional to 104,631.23, 156,944.78 and 34,510.55

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Solution

The fourth proportional to 104,631.23, 156,944.78 and 34,510.55 is: 51,765.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,631.23 : 156,944.78 = 34,510.55 : x
  2. Step 2: Convert to fraction form
    104,631.23/156,944.78 = 34,510.55/x
  3. Step 3: Cross multiply
    104,631.23x = 156,944.78 × 34,510.55
  4. Step 4: Simplify right side
    104,631.23x = 5,416,249,720.15
  5. Step 5: Solve for x
    x = 5,416,249,720.15/104,631.23
  6. Step 6: Final answer
    x = 51,765.14

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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.