Home / 286,440.32-429,657.75-174,151.54

Finding the Fourth Proportional to 286,440.32, 429,657.75 and 174,151.54

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Solution

The fourth proportional to 286,440.32, 429,657.75 and 174,151.54 is: 261,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,440.32 : 429,657.75 = 174,151.54 : x
  2. Step 2: Convert to fraction form
    286,440.32/429,657.75 = 174,151.54/x
  3. Step 3: Cross multiply
    286,440.32x = 429,657.75 × 174,151.54
  4. Step 4: Simplify right side
    286,440.32x = 74,825,558,835.44
  5. Step 5: Solve for x
    x = 74,825,558,835.44/286,440.32
  6. Step 6: Final answer
    x = 261,225.65

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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.