Home / 154,698.49-213,486.09-94,271.68

Finding the Fourth Proportional to 154,698.49, 213,486.09 and 94,271.68

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Solution

The fourth proportional to 154,698.49, 213,486.09 and 94,271.68 is: 130,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,698.49 : 213,486.09 = 94,271.68 : x
  2. Step 2: Convert to fraction form
    154,698.49/213,486.09 = 94,271.68/x
  3. Step 3: Cross multiply
    154,698.49x = 213,486.09 × 94,271.68
  4. Step 4: Simplify right side
    154,698.49x = 20,125,692,360.93
  5. Step 5: Solve for x
    x = 20,125,692,360.93/154,698.49
  6. Step 6: Final answer
    x = 130,096.24

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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.