Home / 170,064.90-255,097.35-57,774.60

Finding the Fourth Proportional to 170,064.90, 255,097.35 and 57,774.60

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Solution

The fourth proportional to 170,064.90, 255,097.35 and 57,774.60 is: 86,661.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,064.90 : 255,097.35 = 57,774.60 : x
  2. Step 2: Convert to fraction form
    170,064.90/255,097.35 = 57,774.60/x
  3. Step 3: Cross multiply
    170,064.90x = 255,097.35 × 57,774.60
  4. Step 4: Simplify right side
    170,064.90x = 14,738,147,357.31
  5. Step 5: Solve for x
    x = 14,738,147,357.31/170,064.90
  6. Step 6: Final answer
    x = 86,661.90

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1.5x scale

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.