Home / 190,678.86-286,020.27-57,560.22

Finding the Fourth Proportional to 190,678.86, 286,020.27 and 57,560.22

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Solution

The fourth proportional to 190,678.86, 286,020.27 and 57,560.22 is: 86,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,678.86 : 286,020.27 = 57,560.22 : x
  2. Step 2: Convert to fraction form
    190,678.86/286,020.27 = 57,560.22/x
  3. Step 3: Cross multiply
    190,678.86x = 286,020.27 × 57,560.22
  4. Step 4: Simplify right side
    190,678.86x = 16,463,389,665.66
  5. Step 5: Solve for x
    x = 16,463,389,665.66/190,678.86
  6. Step 6: Final answer
    x = 86,340.93

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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.