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Finding the Fourth Proportional to 93,756.74, 129,384.65 and 50,736.23

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Solution

The fourth proportional to 93,756.74, 129,384.65 and 50,736.23 is: 70,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,756.74 : 129,384.65 = 50,736.23 : x
  2. Step 2: Convert to fraction form
    93,756.74/129,384.65 = 50,736.23/x
  3. Step 3: Cross multiply
    93,756.74x = 129,384.65 × 50,736.23
  4. Step 4: Simplify right side
    93,756.74x = 6,564,488,460.27
  5. Step 5: Solve for x
    x = 6,564,488,460.27/93,756.74
  6. Step 6: Final answer
    x = 70,016.18

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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.