Home / 355,823.40-533,735.64-89,583.96

Finding the Fourth Proportional to 355,823.40, 533,735.64 and 89,583.96

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Solution

The fourth proportional to 355,823.40, 533,735.64 and 89,583.96 is: 134,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,823.40 : 533,735.64 = 89,583.96 : x
  2. Step 2: Convert to fraction form
    355,823.40/533,735.64 = 89,583.96/x
  3. Step 3: Cross multiply
    355,823.40x = 533,735.64 × 89,583.96
  4. Step 4: Simplify right side
    355,823.40x = 47,814,152,224.33
  5. Step 5: Solve for x
    x = 47,814,152,224.33/355,823.40
  6. Step 6: Final answer
    x = 134,376.08

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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.