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Finding the Fourth Proportional to 70,358.71, 97,094.86 and 38,527.33

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Solution

The fourth proportional to 70,358.71, 97,094.86 and 38,527.33 is: 53,167.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,358.71 : 97,094.86 = 38,527.33 : x
  2. Step 2: Convert to fraction form
    70,358.71/97,094.86 = 38,527.33/x
  3. Step 3: Cross multiply
    70,358.71x = 97,094.86 × 38,527.33
  4. Step 4: Simplify right side
    70,358.71x = 3,740,805,712.52
  5. Step 5: Solve for x
    x = 3,740,805,712.52/70,358.71
  6. Step 6: Final answer
    x = 53,167.63

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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.