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Finding the Fourth Proportional to 93,794.36, 129,443.60 and 53,498.88

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Solution

The fourth proportional to 93,794.36, 129,443.60 and 53,498.88 is: 73,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,794.36 : 129,443.60 = 53,498.88 : x
  2. Step 2: Convert to fraction form
    93,794.36/129,443.60 = 53,498.88/x
  3. Step 3: Cross multiply
    93,794.36x = 129,443.60 × 53,498.88
  4. Step 4: Simplify right side
    93,794.36x = 6,925,087,756.92
  5. Step 5: Solve for x
    x = 6,925,087,756.92/93,794.36
  6. Step 6: Final answer
    x = 73,832.67

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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.