Home / 545,166.08-817,452.36-190,084.64

Finding the Fourth Proportional to 545,166.08, 817,452.36 and 190,084.64

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Solution

The fourth proportional to 545,166.08, 817,452.36 and 190,084.64 is: 285,023.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,166.08 : 817,452.36 = 190,084.64 : x
  2. Step 2: Convert to fraction form
    545,166.08/817,452.36 = 190,084.64/x
  3. Step 3: Cross multiply
    545,166.08x = 817,452.36 × 190,084.64
  4. Step 4: Simplify right side
    545,166.08x = 155,385,137,567.75
  5. Step 5: Solve for x
    x = 155,385,137,567.75/545,166.08
  6. Step 6: Final answer
    x = 285,023.49

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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.