Home / 190,678.88-286,020.35-57,560.24

Finding the Fourth Proportional to 190,678.88, 286,020.35 and 57,560.24

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Solution

The fourth proportional to 190,678.88, 286,020.35 and 57,560.24 is: 86,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,678.88 : 286,020.35 = 57,560.24 : x
  2. Step 2: Convert to fraction form
    190,678.88/286,020.35 = 57,560.24/x
  3. Step 3: Cross multiply
    190,678.88x = 286,020.35 × 57,560.24
  4. Step 4: Simplify right side
    190,678.88x = 16,463,399,990.88
  5. Step 5: Solve for x
    x = 16,463,399,990.88/190,678.88
  6. Step 6: Final answer
    x = 86,340.97

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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.