Home / 242,659.26-334,830.24-135,226.26

Finding the Fourth Proportional to 242,659.26, 334,830.24 and 135,226.26

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Solution

The fourth proportional to 242,659.26, 334,830.24 and 135,226.26 is: 186,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,659.26 : 334,830.24 = 135,226.26 : x
  2. Step 2: Convert to fraction form
    242,659.26/334,830.24 = 135,226.26/x
  3. Step 3: Cross multiply
    242,659.26x = 334,830.24 × 135,226.26
  4. Step 4: Simplify right side
    242,659.26x = 45,277,841,090.10
  5. Step 5: Solve for x
    x = 45,277,841,090.10/242,659.26
  6. Step 6: Final answer
    x = 186,590.21

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1.5x scale

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.