Home / 250,187.48-345,258.96-142,792.12

Finding the Fourth Proportional to 250,187.48, 345,258.96 and 142,792.12

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Solution

The fourth proportional to 250,187.48, 345,258.96 and 142,792.12 is: 197,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,187.48 : 345,258.96 = 142,792.12 : x
  2. Step 2: Convert to fraction form
    250,187.48/345,258.96 = 142,792.12/x
  3. Step 3: Cross multiply
    250,187.48x = 345,258.96 × 142,792.12
  4. Step 4: Simplify right side
    250,187.48x = 49,300,256,801.42
  5. Step 5: Solve for x
    x = 49,300,256,801.42/250,187.48
  6. Step 6: Final answer
    x = 197,053.25

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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.