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Finding the Fourth Proportional to 68,000,615.60, 102,000,923.40 and 62,048,476.40

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Solution

The fourth proportional to 68,000,615.60, 102,000,923.40 and 62,048,476.40 is: 93,072,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,000,615.60 : 102,000,923.40 = 62,048,476.40 : x
  2. Step 2: Convert to fraction form
    68,000,615.60/102,000,923.40 = 62,048,476.40/x
  3. Step 3: Cross multiply
    68,000,615.60x = 102,000,923.40 × 62,048,476.40
  4. Step 4: Simplify right side
    68,000,615.60x = 6,329,001,888,363,108
  5. Step 5: Solve for x
    x = 6,329,001,888,363,108/68,000,615.60
  6. Step 6: Final answer
    x = 93,072,714.60

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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.