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Finding the Fourth Proportional to 70,632.93, 97,473 and 38,367.26

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Solution

The fourth proportional to 70,632.93, 97,473 and 38,367.26 is: 52,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,632.93 : 97,473 = 38,367.26 : x
  2. Step 2: Convert to fraction form
    70,632.93/97,473 = 38,367.26/x
  3. Step 3: Cross multiply
    70,632.93x = 97,473 × 38,367.26
  4. Step 4: Simplify right side
    70,632.93x = 3,739,771,933.98
  5. Step 5: Solve for x
    x = 3,739,771,933.98/70,632.93
  6. Step 6: Final answer
    x = 52,946.58

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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.