Home / 286,620.48-395,537.54-157,567.25

Finding the Fourth Proportional to 286,620.48, 395,537.54 and 157,567.25

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Solution

The fourth proportional to 286,620.48, 395,537.54 and 157,567.25 is: 217,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,620.48 : 395,537.54 = 157,567.25 : x
  2. Step 2: Convert to fraction form
    286,620.48/395,537.54 = 157,567.25/x
  3. Step 3: Cross multiply
    286,620.48x = 395,537.54 × 157,567.25
  4. Step 4: Simplify right side
    286,620.48x = 62,323,763,022.50
  5. Step 5: Solve for x
    x = 62,323,763,022.50/286,620.48
  6. Step 6: Final answer
    x = 217,443.51

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1.5x scale

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.