Home / 74,282,879.55-102,513,575.39-41,243,130.32

Finding the Fourth Proportional to 74,282,879.55, 102,513,575.39 and 41,243,130.32

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Solution

The fourth proportional to 74,282,879.55, 102,513,575.39 and 41,243,130.32 is: 56,917,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,282,879.55 : 102,513,575.39 = 41,243,130.32 : x
  2. Step 2: Convert to fraction form
    74,282,879.55/102,513,575.39 = 41,243,130.32/x
  3. Step 3: Cross multiply
    74,282,879.55x = 102,513,575.39 × 41,243,130.32
  4. Step 4: Simplify right side
    74,282,879.55x = 4,227,980,748,660,131.50
  5. Step 5: Solve for x
    x = 4,227,980,748,660,131.50/74,282,879.55
  6. Step 6: Final answer
    x = 56,917,297.42

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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.