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Finding the Fourth Proportional to 76,501.70, 114,493.35 and 76,501.70

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Solution

The fourth proportional to 76,501.70, 114,493.35 and 76,501.70 is: 114,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,501.70 : 114,493.35 = 76,501.70 : x
  2. Step 2: Convert to fraction form
    76,501.70/114,493.35 = 76,501.70/x
  3. Step 3: Cross multiply
    76,501.70x = 114,493.35 × 76,501.70
  4. Step 4: Simplify right side
    76,501.70x = 8,758,935,913.70
  5. Step 5: Solve for x
    x = 8,758,935,913.70/76,501.70
  6. Step 6: Final answer
    x = 114,493.35

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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.