Home / 243,488.37-336,013.21-136,058.51

Finding the Fourth Proportional to 243,488.37, 336,013.21 and 136,058.51

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Solution

The fourth proportional to 243,488.37, 336,013.21 and 136,058.51 is: 187,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,488.37 : 336,013.21 = 136,058.51 : x
  2. Step 2: Convert to fraction form
    243,488.37/336,013.21 = 136,058.51/x
  3. Step 3: Cross multiply
    243,488.37x = 336,013.21 × 136,058.51
  4. Step 4: Simplify right side
    243,488.37x = 45,717,456,692.92
  5. Step 5: Solve for x
    x = 45,717,456,692.92/243,488.37
  6. Step 6: Final answer
    x = 187,760.33

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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.