Home / 304,541.07-420,270.37-168,587.58

Finding the Fourth Proportional to 304,541.07, 420,270.37 and 168,587.58

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Solution

The fourth proportional to 304,541.07, 420,270.37 and 168,587.58 is: 232,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,541.07 : 420,270.37 = 168,587.58 : x
  2. Step 2: Convert to fraction form
    304,541.07/420,270.37 = 168,587.58/x
  3. Step 3: Cross multiply
    304,541.07x = 420,270.37 × 168,587.58
  4. Step 4: Simplify right side
    304,541.07x = 70,852,364,362.83
  5. Step 5: Solve for x
    x = 70,852,364,362.83/304,541.07
  6. Step 6: Final answer
    x = 232,652.91

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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.