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Finding the Fourth Proportional to 32,863,128.80, 49,223,834.40 and 32,863,128.80

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Solution

The fourth proportional to 32,863,128.80, 49,223,834.40 and 32,863,128.80 is: 49,223,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,863,128.80 : 49,223,834.40 = 32,863,128.80 : x
  2. Step 2: Convert to fraction form
    32,863,128.80/49,223,834.40 = 32,863,128.80/x
  3. Step 3: Cross multiply
    32,863,128.80x = 49,223,834.40 × 32,863,128.80
  4. Step 4: Simplify right side
    32,863,128.80x = 1,617,649,209,917,070.75
  5. Step 5: Solve for x
    x = 1,617,649,209,917,070.75/32,863,128.80
  6. Step 6: Final answer
    x = 49,223,834.40

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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.