Home / 70,461.91-97,243.57-38,637.01

Finding the Fourth Proportional to 70,461.91, 97,243.57 and 38,637.01

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Solution

The fourth proportional to 70,461.91, 97,243.57 and 38,637.01 is: 53,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,461.91 : 97,243.57 = 38,637.01 : x
  2. Step 2: Convert to fraction form
    70,461.91/97,243.57 = 38,637.01/x
  3. Step 3: Cross multiply
    70,461.91x = 97,243.57 × 38,637.01
  4. Step 4: Simplify right side
    70,461.91x = 3,757,200,786.53
  5. Step 5: Solve for x
    x = 3,757,200,786.53/70,461.91
  6. Step 6: Final answer
    x = 53,322.44

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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.