Home / 268,540.07-370,577.86-147,681.32

Finding the Fourth Proportional to 268,540.07, 370,577.86 and 147,681.32

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Solution

The fourth proportional to 268,540.07, 370,577.86 and 147,681.32 is: 203,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,540.07 : 370,577.86 = 147,681.32 : x
  2. Step 2: Convert to fraction form
    268,540.07/370,577.86 = 147,681.32/x
  3. Step 3: Cross multiply
    268,540.07x = 370,577.86 × 147,681.32
  4. Step 4: Simplify right side
    268,540.07x = 54,727,425,305.48
  5. Step 5: Solve for x
    x = 54,727,425,305.48/268,540.07
  6. Step 6: Final answer
    x = 203,796.13

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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.