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Finding the Fourth Proportional to 70,384.00, 97,129.44 and 38,117.88

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Solution

The fourth proportional to 70,384.00, 97,129.44 and 38,117.88 is: 52,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,384.00 : 97,129.44 = 38,117.88 : x
  2. Step 2: Convert to fraction form
    70,384.00/97,129.44 = 38,117.88/x
  3. Step 3: Cross multiply
    70,384.00x = 97,129.44 × 38,117.88
  4. Step 4: Simplify right side
    70,384.00x = 3,702,368,392.54
  5. Step 5: Solve for x
    x = 3,702,368,392.54/70,384.00
  6. Step 6: Final answer
    x = 52,602.41

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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.