Home / 134,959.77-186,246.29-74,530.23

Finding the Fourth Proportional to 134,959.77, 186,246.29 and 74,530.23

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Solution

The fourth proportional to 134,959.77, 186,246.29 and 74,530.23 is: 102,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,959.77 : 186,246.29 = 74,530.23 : x
  2. Step 2: Convert to fraction form
    134,959.77/186,246.29 = 74,530.23/x
  3. Step 3: Cross multiply
    134,959.77x = 186,246.29 × 74,530.23
  4. Step 4: Simplify right side
    134,959.77x = 13,880,977,899.02
  5. Step 5: Solve for x
    x = 13,880,977,899.02/134,959.77
  6. Step 6: Final answer
    x = 102,852.71

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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.