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Finding the Fourth Proportional to 76,529.70, 114,794.58 and 23,939.40

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Solution

The fourth proportional to 76,529.70, 114,794.58 and 23,939.40 is: 35,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,529.70 : 114,794.58 = 23,939.40 : x
  2. Step 2: Convert to fraction form
    76,529.70/114,794.58 = 23,939.40/x
  3. Step 3: Cross multiply
    76,529.70x = 114,794.58 × 23,939.40
  4. Step 4: Simplify right side
    76,529.70x = 2,748,113,368.45
  5. Step 5: Solve for x
    x = 2,748,113,368.45/76,529.70
  6. Step 6: Final answer
    x = 35,909.11

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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.