Home / 42,728.51-58,966.53-23,609.51

Finding the Fourth Proportional to 42,728.51, 58,966.53 and 23,609.51

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Solution

The fourth proportional to 42,728.51, 58,966.53 and 23,609.51 is: 32,581.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728.51 : 58,966.53 = 23,609.51 : x
  2. Step 2: Convert to fraction form
    42,728.51/58,966.53 = 23,609.51/x
  3. Step 3: Cross multiply
    42,728.51x = 58,966.53 × 23,609.51
  4. Step 4: Simplify right side
    42,728.51x = 1,392,171,115.65
  5. Step 5: Solve for x
    x = 1,392,171,115.65/42,728.51
  6. Step 6: Final answer
    x = 32,581.79

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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.