Home / 85,975.06-118,656.52-48,249.32

Finding the Fourth Proportional to 85,975.06, 118,656.52 and 48,249.32

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Solution

The fourth proportional to 85,975.06, 118,656.52 and 48,249.32 is: 66,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,975.06 : 118,656.52 = 48,249.32 : x
  2. Step 2: Convert to fraction form
    85,975.06/118,656.52 = 48,249.32/x
  3. Step 3: Cross multiply
    85,975.06x = 118,656.52 × 48,249.32
  4. Step 4: Simplify right side
    85,975.06x = 5,725,096,403.57
  5. Step 5: Solve for x
    x = 5,725,096,403.57/85,975.06
  6. Step 6: Final answer
    x = 66,590.20

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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.