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Finding the Fourth Proportional to 73,602,907.30, 110,404,360.95 and 25,135,488.10

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Solution

The fourth proportional to 73,602,907.30, 110,404,360.95 and 25,135,488.10 is: 37,703,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,602,907.30 : 110,404,360.95 = 25,135,488.10 : x
  2. Step 2: Convert to fraction form
    73,602,907.30/110,404,360.95 = 25,135,488.10/x
  3. Step 3: Cross multiply
    73,602,907.30x = 110,404,360.95 × 25,135,488.10
  4. Step 4: Simplify right side
    73,602,907.30x = 2,775,067,500,846,830
  5. Step 5: Solve for x
    x = 2,775,067,500,846,830/73,602,907.30
  6. Step 6: Final answer
    x = 37,703,232.15

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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.