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Finding the Fourth Proportional to 154,797.00, 213,643.20 and 94,402.67

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Solution

The fourth proportional to 154,797.00, 213,643.20 and 94,402.67 is: 130,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,797.00 : 213,643.20 = 94,402.67 : x
  2. Step 2: Convert to fraction form
    154,797.00/213,643.20 = 94,402.67/x
  3. Step 3: Cross multiply
    154,797.00x = 213,643.20 × 94,402.67
  4. Step 4: Simplify right side
    154,797.00x = 20,168,488,507.34
  5. Step 5: Solve for x
    x = 20,168,488,507.34/154,797.00
  6. Step 6: Final answer
    x = 130,289.92

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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.