Home / 236,686.57-326,631.69-144,821.18

Finding the Fourth Proportional to 236,686.57, 326,631.69 and 144,821.18

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Solution

The fourth proportional to 236,686.57, 326,631.69 and 144,821.18 is: 199,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,686.57 : 326,631.69 = 144,821.18 : x
  2. Step 2: Convert to fraction form
    236,686.57/326,631.69 = 144,821.18/x
  3. Step 3: Cross multiply
    236,686.57x = 326,631.69 × 144,821.18
  4. Step 4: Simplify right side
    236,686.57x = 47,303,187,587.77
  5. Step 5: Solve for x
    x = 47,303,187,587.77/236,686.57
  6. Step 6: Final answer
    x = 199,855.81

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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.