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Finding the Fourth Proportional to 34,963,669.80, 52,445,504.70 and 21,358,780.20

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Solution

The fourth proportional to 34,963,669.80, 52,445,504.70 and 21,358,780.20 is: 32,038,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,963,669.80 : 52,445,504.70 = 21,358,780.20 : x
  2. Step 2: Convert to fraction form
    34,963,669.80/52,445,504.70 = 21,358,780.20/x
  3. Step 3: Cross multiply
    34,963,669.80x = 52,445,504.70 × 21,358,780.20
  4. Step 4: Simplify right side
    34,963,669.80x = 1,120,172,007,365,367
  5. Step 5: Solve for x
    x = 1,120,172,007,365,367/34,963,669.80
  6. Step 6: Final answer
    x = 32,038,170.30

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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.