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Finding the Fourth Proportional to 164,957.69, 248,672.66 and 153,972.06

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Solution

The fourth proportional to 164,957.69, 248,672.66 and 153,972.06 is: 232,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,957.69 : 248,672.66 = 153,972.06 : x
  2. Step 2: Convert to fraction form
    164,957.69/248,672.66 = 153,972.06/x
  3. Step 3: Cross multiply
    164,957.69x = 248,672.66 × 153,972.06
  4. Step 4: Simplify right side
    164,957.69x = 38,288,640,956.02
  5. Step 5: Solve for x
    x = 38,288,640,956.02/164,957.69
  6. Step 6: Final answer
    x = 232,111.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.