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Finding the Fourth Proportional to 70,053.93, 96,674.73 and 38,223.50

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Solution

The fourth proportional to 70,053.93, 96,674.73 and 38,223.50 is: 52,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053.93 : 96,674.73 = 38,223.50 : x
  2. Step 2: Convert to fraction form
    70,053.93/96,674.73 = 38,223.50/x
  3. Step 3: Cross multiply
    70,053.93x = 96,674.73 × 38,223.50
  4. Step 4: Simplify right side
    70,053.93x = 3,695,246,058.78
  5. Step 5: Solve for x
    x = 3,695,246,058.78/70,053.93
  6. Step 6: Final answer
    x = 52,748.59

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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.