Home / 154,944.04-213,794.34-104,030.68

Finding the Fourth Proportional to 154,944.04, 213,794.34 and 104,030.68

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Solution

The fourth proportional to 154,944.04, 213,794.34 and 104,030.68 is: 143,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,944.04 : 213,794.34 = 104,030.68 : x
  2. Step 2: Convert to fraction form
    154,944.04/213,794.34 = 104,030.68/x
  3. Step 3: Cross multiply
    154,944.04x = 213,794.34 × 104,030.68
  4. Step 4: Simplify right side
    154,944.04x = 22,241,170,570.35
  5. Step 5: Solve for x
    x = 22,241,170,570.35/154,944.04
  6. Step 6: Final answer
    x = 143,543.25

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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.