Home / 39,123.72-53,988.12-23,202.36

Finding the Fourth Proportional to 39,123.72, 53,988.12 and 23,202.36

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Solution

The fourth proportional to 39,123.72, 53,988.12 and 23,202.36 is: 32,017.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,123.72 : 53,988.12 = 23,202.36 : x
  2. Step 2: Convert to fraction form
    39,123.72/53,988.12 = 23,202.36/x
  3. Step 3: Cross multiply
    39,123.72x = 53,988.12 × 23,202.36
  4. Step 4: Simplify right side
    39,123.72x = 1,252,651,795.96
  5. Step 5: Solve for x
    x = 1,252,651,795.96/39,123.72
  6. Step 6: Final answer
    x = 32,017.71

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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.