Home / 105,025.80-157,548.48-41,830.68

Finding the Fourth Proportional to 105,025.80, 157,548.48 and 41,830.68

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Solution

The fourth proportional to 105,025.80, 157,548.48 and 41,830.68 is: 62,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,025.80 : 157,548.48 = 41,830.68 : x
  2. Step 2: Convert to fraction form
    105,025.80/157,548.48 = 41,830.68/x
  3. Step 3: Cross multiply
    105,025.80x = 157,548.48 × 41,830.68
  4. Step 4: Simplify right side
    105,025.80x = 6,590,360,051.37
  5. Step 5: Solve for x
    x = 6,590,360,051.37/105,025.80
  6. Step 6: Final answer
    x = 62,749.92

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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.