Home / 134,959.86-186,247.52-74,534.37

Finding the Fourth Proportional to 134,959.86, 186,247.52 and 74,534.37

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Solution

The fourth proportional to 134,959.86, 186,247.52 and 74,534.37 is: 102,859.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,959.86 : 186,247.52 = 74,534.37 : x
  2. Step 2: Convert to fraction form
    134,959.86/186,247.52 = 74,534.37/x
  3. Step 3: Cross multiply
    134,959.86x = 186,247.52 × 74,534.37
  4. Step 4: Simplify right side
    134,959.86x = 13,881,841,567.26
  5. Step 5: Solve for x
    x = 13,881,841,567.26/134,959.86
  6. Step 6: Final answer
    x = 102,859.04

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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.