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Finding the Fourth Proportional to 70,201.01, 96,877.47 and 38,369.93

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Solution

The fourth proportional to 70,201.01, 96,877.47 and 38,369.93 is: 52,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,201.01 : 96,877.47 = 38,369.93 : x
  2. Step 2: Convert to fraction form
    70,201.01/96,877.47 = 38,369.93/x
  3. Step 3: Cross multiply
    70,201.01x = 96,877.47 × 38,369.93
  4. Step 4: Simplify right side
    70,201.01x = 3,717,181,742.48
  5. Step 5: Solve for x
    x = 3,717,181,742.48/70,201.01
  6. Step 6: Final answer
    x = 52,950.55

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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.