Home / 136,095.22-187,807.29-75,667.19

Finding the Fourth Proportional to 136,095.22, 187,807.29 and 75,667.19

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Solution

The fourth proportional to 136,095.22, 187,807.29 and 75,667.19 is: 104,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,095.22 : 187,807.29 = 75,667.19 : x
  2. Step 2: Convert to fraction form
    136,095.22/187,807.29 = 75,667.19/x
  3. Step 3: Cross multiply
    136,095.22x = 187,807.29 × 75,667.19
  4. Step 4: Simplify right side
    136,095.22x = 14,210,849,895.82
  5. Step 5: Solve for x
    x = 14,210,849,895.82/136,095.22
  6. Step 6: Final answer
    x = 104,418.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.