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Finding the Fourth Proportional to 73,957.62, 102,070.50 and 41,698.45

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Solution

The fourth proportional to 73,957.62, 102,070.50 and 41,698.45 is: 57,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,957.62 : 102,070.50 = 41,698.45 : x
  2. Step 2: Convert to fraction form
    73,957.62/102,070.50 = 41,698.45/x
  3. Step 3: Cross multiply
    73,957.62x = 102,070.50 × 41,698.45
  4. Step 4: Simplify right side
    73,957.62x = 4,256,181,938.31
  5. Step 5: Solve for x
    x = 4,256,181,938.31/73,957.62
  6. Step 6: Final answer
    x = 57,548.93

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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.