Home / 70,322.51-97,045.18-38,493.43

Finding the Fourth Proportional to 70,322.51, 97,045.18 and 38,493.43

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Solution

The fourth proportional to 70,322.51, 97,045.18 and 38,493.43 is: 53,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,322.51 : 97,045.18 = 38,493.43 : x
  2. Step 2: Convert to fraction form
    70,322.51/97,045.18 = 38,493.43/x
  3. Step 3: Cross multiply
    70,322.51x = 97,045.18 × 38,493.43
  4. Step 4: Simplify right side
    70,322.51x = 3,735,601,843.17
  5. Step 5: Solve for x
    x = 3,735,601,843.17/70,322.51
  6. Step 6: Final answer
    x = 53,121.00

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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.