Home / 353,055.74-529,527.79-153,322.50

Finding the Fourth Proportional to 353,055.74, 529,527.79 and 153,322.50

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Solution

The fourth proportional to 353,055.74, 529,527.79 and 153,322.50 is: 229,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,055.74 : 529,527.79 = 153,322.50 : x
  2. Step 2: Convert to fraction form
    353,055.74/529,527.79 = 153,322.50/x
  3. Step 3: Cross multiply
    353,055.74x = 529,527.79 × 153,322.50
  4. Step 4: Simplify right side
    353,055.74x = 81,188,524,582.28
  5. Step 5: Solve for x
    x = 81,188,524,582.28/353,055.74
  6. Step 6: Final answer
    x = 229,959.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.