Home / 207,673.77-286,589.94-112,180.51

Finding the Fourth Proportional to 207,673.77, 286,589.94 and 112,180.51

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Solution

The fourth proportional to 207,673.77, 286,589.94 and 112,180.51 is: 154,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,673.77 : 286,589.94 = 112,180.51 : x
  2. Step 2: Convert to fraction form
    207,673.77/286,589.94 = 112,180.51/x
  3. Step 3: Cross multiply
    207,673.77x = 286,589.94 × 112,180.51
  4. Step 4: Simplify right side
    207,673.77x = 32,149,805,630.07
  5. Step 5: Solve for x
    x = 32,149,805,630.07/207,673.77
  6. Step 6: Final answer
    x = 154,809.18

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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.