Home / 242,740.52-334,983.46-135,317.32

Finding the Fourth Proportional to 242,740.52, 334,983.46 and 135,317.32

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Solution

The fourth proportional to 242,740.52, 334,983.46 and 135,317.32 is: 186,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,740.52 : 334,983.46 = 135,317.32 : x
  2. Step 2: Convert to fraction form
    242,740.52/334,983.46 = 135,317.32/x
  3. Step 3: Cross multiply
    242,740.52x = 334,983.46 × 135,317.32
  4. Step 4: Simplify right side
    242,740.52x = 45,329,064,051.53
  5. Step 5: Solve for x
    x = 45,329,064,051.53/242,740.52
  6. Step 6: Final answer
    x = 186,738.76

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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.