Home / 242,331.12-334,465.20-140,373.36

Finding the Fourth Proportional to 242,331.12, 334,465.20 and 140,373.36

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Solution

The fourth proportional to 242,331.12, 334,465.20 and 140,373.36 is: 193,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,331.12 : 334,465.20 = 140,373.36 : x
  2. Step 2: Convert to fraction form
    242,331.12/334,465.20 = 140,373.36/x
  3. Step 3: Cross multiply
    242,331.12x = 334,465.20 × 140,373.36
  4. Step 4: Simplify right side
    242,331.12x = 46,950,003,927.07
  5. Step 5: Solve for x
    x = 46,950,003,927.07/242,331.12
  6. Step 6: Final answer
    x = 193,743.19

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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.