Home / 154,742.31-213,582.38-94,346.26

Finding the Fourth Proportional to 154,742.31, 213,582.38 and 94,346.26

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Solution

The fourth proportional to 154,742.31, 213,582.38 and 94,346.26 is: 130,221.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,742.31 : 213,582.38 = 94,346.26 : x
  2. Step 2: Convert to fraction form
    154,742.31/213,582.38 = 94,346.26/x
  3. Step 3: Cross multiply
    154,742.31x = 213,582.38 × 94,346.26
  4. Step 4: Simplify right side
    154,742.31x = 20,150,697,749.21
  5. Step 5: Solve for x
    x = 20,150,697,749.21/154,742.31
  6. Step 6: Final answer
    x = 130,221.00

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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.