Home / 75,606.40-104,292.93-45,374.37

Finding the Fourth Proportional to 75,606.40, 104,292.93 and 45,374.37

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Solution

The fourth proportional to 75,606.40, 104,292.93 and 45,374.37 is: 62,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,606.40 : 104,292.93 = 45,374.37 : x
  2. Step 2: Convert to fraction form
    75,606.40/104,292.93 = 45,374.37/x
  3. Step 3: Cross multiply
    75,606.40x = 104,292.93 × 45,374.37
  4. Step 4: Simplify right side
    75,606.40x = 4,732,225,994.20
  5. Step 5: Solve for x
    x = 4,732,225,994.20/75,606.40
  6. Step 6: Final answer
    x = 62,590.28

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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.