Home / 190,959.22-286,613.87-102,312.82

Finding the Fourth Proportional to 190,959.22, 286,613.87 and 102,312.82

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Solution

The fourth proportional to 190,959.22, 286,613.87 and 102,312.82 is: 153,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,959.22 : 286,613.87 = 102,312.82 : x
  2. Step 2: Convert to fraction form
    190,959.22/286,613.87 = 102,312.82/x
  3. Step 3: Cross multiply
    190,959.22x = 286,613.87 × 102,312.82
  4. Step 4: Simplify right side
    190,959.22x = 29,324,273,290.81
  5. Step 5: Solve for x
    x = 29,324,273,290.81/190,959.22
  6. Step 6: Final answer
    x = 153,563.01

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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.