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Finding the Fourth Proportional to 62,990,775.06, 86,927,268.87 and 34,017,399.06

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Solution

The fourth proportional to 62,990,775.06, 86,927,268.87 and 34,017,399.06 is: 46,944,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,990,775.06 : 86,927,268.87 = 34,017,399.06 : x
  2. Step 2: Convert to fraction form
    62,990,775.06/86,927,268.87 = 34,017,399.06/x
  3. Step 3: Cross multiply
    62,990,775.06x = 86,927,268.87 × 34,017,399.06
  4. Step 4: Simplify right side
    62,990,775.06x = 2,957,039,594,346,705.50
  5. Step 5: Solve for x
    x = 2,957,039,594,346,705.50/62,990,775.06
  6. Step 6: Final answer
    x = 46,944,010.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.