Home / 76,695,761.53-105,842,442.95-41,890,093.93

Finding the Fourth Proportional to 76,695,761.53, 105,842,442.95 and 41,890,093.93

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Solution

The fourth proportional to 76,695,761.53, 105,842,442.95 and 41,890,093.93 is: 57,809,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,695,761.53 : 105,842,442.95 = 41,890,093.93 : x
  2. Step 2: Convert to fraction form
    76,695,761.53/105,842,442.95 = 41,890,093.93/x
  3. Step 3: Cross multiply
    76,695,761.53x = 105,842,442.95 × 41,890,093.93
  4. Step 4: Simplify right side
    76,695,761.53x = 4,433,749,876,956,166.50
  5. Step 5: Solve for x
    x = 4,433,749,876,956,166.50/76,695,761.53
  6. Step 6: Final answer
    x = 57,809,581.50

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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.