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Finding the Fourth Proportional to 58,764,176.80, 88,060,210.80 and 52,698,896.80

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Solution

The fourth proportional to 58,764,176.80, 88,060,210.80 and 52,698,896.80 is: 78,971,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,764,176.80 : 88,060,210.80 = 52,698,896.80 : x
  2. Step 2: Convert to fraction form
    58,764,176.80/88,060,210.80 = 52,698,896.80/x
  3. Step 3: Cross multiply
    58,764,176.80x = 88,060,210.80 × 52,698,896.80
  4. Step 4: Simplify right side
    58,764,176.80x = 4,640,675,961,135,445
  5. Step 5: Solve for x
    x = 4,640,675,961,135,445/58,764,176.80
  6. Step 6: Final answer
    x = 78,971,172.81

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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.