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Finding the Fourth Proportional to 96,970.76, 133,814.76 and 54,526.76

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Solution

The fourth proportional to 96,970.76, 133,814.76 and 54,526.76 is: 75,244.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,970.76 : 133,814.76 = 54,526.76 : x
  2. Step 2: Convert to fraction form
    96,970.76/133,814.76 = 54,526.76/x
  3. Step 3: Cross multiply
    96,970.76x = 133,814.76 × 54,526.76
  4. Step 4: Simplify right side
    96,970.76x = 7,296,485,302.98
  5. Step 5: Solve for x
    x = 7,296,485,302.98/96,970.76
  6. Step 6: Final answer
    x = 75,244.18

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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.