Home / 166,746.16-230,109.54-91,294.60

Finding the Fourth Proportional to 166,746.16, 230,109.54 and 91,294.60

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Solution

The fourth proportional to 166,746.16, 230,109.54 and 91,294.60 is: 125,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,746.16 : 230,109.54 = 91,294.60 : x
  2. Step 2: Convert to fraction form
    166,746.16/230,109.54 = 91,294.60/x
  3. Step 3: Cross multiply
    166,746.16x = 230,109.54 × 91,294.60
  4. Step 4: Simplify right side
    166,746.16x = 21,007,758,410.48
  5. Step 5: Solve for x
    x = 21,007,758,410.48/166,746.16
  6. Step 6: Final answer
    x = 125,986.46

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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.