Home / 187,093.89-280,574.82-53,938.26

Finding the Fourth Proportional to 187,093.89, 280,574.82 and 53,938.26

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Solution

The fourth proportional to 187,093.89, 280,574.82 and 53,938.26 is: 80,888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,093.89 : 280,574.82 = 53,938.26 : x
  2. Step 2: Convert to fraction form
    187,093.89/280,574.82 = 53,938.26/x
  3. Step 3: Cross multiply
    187,093.89x = 280,574.82 × 53,938.26
  4. Step 4: Simplify right side
    187,093.89x = 15,133,717,590.61
  5. Step 5: Solve for x
    x = 15,133,717,590.61/187,093.89
  6. Step 6: Final answer
    x = 80,888.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.