Home / 74,539.96-111,809.94-51,095.32

Finding the Fourth Proportional to 74,539.96, 111,809.94 and 51,095.32

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Solution

The fourth proportional to 74,539.96, 111,809.94 and 51,095.32 is: 76,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,539.96 : 111,809.94 = 51,095.32 : x
  2. Step 2: Convert to fraction form
    74,539.96/111,809.94 = 51,095.32/x
  3. Step 3: Cross multiply
    74,539.96x = 111,809.94 × 51,095.32
  4. Step 4: Simplify right side
    74,539.96x = 5,712,964,663.48
  5. Step 5: Solve for x
    x = 5,712,964,663.48/74,539.96
  6. Step 6: Final answer
    x = 76,642.98

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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.