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Finding the Fourth Proportional to 69,964,574.40, 104,991,098.40 and 41,210,654.40

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Solution

The fourth proportional to 69,964,574.40, 104,991,098.40 and 41,210,654.40 is: 61,842,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,964,574.40 : 104,991,098.40 = 41,210,654.40 : x
  2. Step 2: Convert to fraction form
    69,964,574.40/104,991,098.40 = 41,210,654.40/x
  3. Step 3: Cross multiply
    69,964,574.40x = 104,991,098.40 × 41,210,654.40
  4. Step 4: Simplify right side
    69,964,574.40x = 4,326,751,871,238,793
  5. Step 5: Solve for x
    x = 4,326,751,871,238,793/69,964,574.40
  6. Step 6: Final answer
    x = 61,842,038.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.