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Finding the Fourth Proportional to 167,289.52, 230,864.16 and 94,686.64

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Solution

The fourth proportional to 167,289.52, 230,864.16 and 94,686.64 is: 130,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,289.52 : 230,864.16 = 94,686.64 : x
  2. Step 2: Convert to fraction form
    167,289.52/230,864.16 = 94,686.64/x
  3. Step 3: Cross multiply
    167,289.52x = 230,864.16 × 94,686.64
  4. Step 4: Simplify right side
    167,289.52x = 21,859,751,606.82
  5. Step 5: Solve for x
    x = 21,859,751,606.82/167,289.52
  6. Step 6: Final answer
    x = 130,670.18

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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.