Home / 190,802.69-286,223.63-50,561.31

Finding the Fourth Proportional to 190,802.69, 286,223.63 and 50,561.31

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Solution

The fourth proportional to 190,802.69, 286,223.63 and 50,561.31 is: 75,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,802.69 : 286,223.63 = 50,561.31 : x
  2. Step 2: Convert to fraction form
    190,802.69/286,223.63 = 50,561.31/x
  3. Step 3: Cross multiply
    190,802.69x = 286,223.63 × 50,561.31
  4. Step 4: Simplify right side
    190,802.69x = 14,471,841,685.76
  5. Step 5: Solve for x
    x = 14,471,841,685.76/190,802.69
  6. Step 6: Final answer
    x = 75,847.16

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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.