Home / 85,683.33-118,244.57-47,957.49

Finding the Fourth Proportional to 85,683.33, 118,244.57 and 47,957.49

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Solution

The fourth proportional to 85,683.33, 118,244.57 and 47,957.49 is: 66,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,683.33 : 118,244.57 = 47,957.49 : x
  2. Step 2: Convert to fraction form
    85,683.33/118,244.57 = 47,957.49/x
  3. Step 3: Cross multiply
    85,683.33x = 118,244.57 × 47,957.49
  4. Step 4: Simplify right side
    85,683.33x = 5,670,712,543.54
  5. Step 5: Solve for x
    x = 5,670,712,543.54/85,683.33
  6. Step 6: Final answer
    x = 66,182.21

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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.