Home / 69,900.51-96,463.80-38,069.38

Finding the Fourth Proportional to 69,900.51, 96,463.80 and 38,069.38

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Solution

The fourth proportional to 69,900.51, 96,463.80 and 38,069.38 is: 52,536.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,900.51 : 96,463.80 = 38,069.38 : x
  2. Step 2: Convert to fraction form
    69,900.51/96,463.80 = 38,069.38/x
  3. Step 3: Cross multiply
    69,900.51x = 96,463.80 × 38,069.38
  4. Step 4: Simplify right side
    69,900.51x = 3,672,316,891.08
  5. Step 5: Solve for x
    x = 3,672,316,891.08/69,900.51
  6. Step 6: Final answer
    x = 52,536.34

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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.