Home / 190,632.19-285,950.34-57,513.61

Finding the Fourth Proportional to 190,632.19, 285,950.34 and 57,513.61

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Solution

The fourth proportional to 190,632.19, 285,950.34 and 57,513.61 is: 86,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,632.19 : 285,950.34 = 57,513.61 : x
  2. Step 2: Convert to fraction form
    190,632.19/285,950.34 = 57,513.61/x
  3. Step 3: Cross multiply
    190,632.19x = 285,950.34 × 57,513.61
  4. Step 4: Simplify right side
    190,632.19x = 16,446,034,616.81
  5. Step 5: Solve for x
    x = 16,446,034,616.81/190,632.19
  6. Step 6: Final answer
    x = 86,271.03

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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.