Home / 112,365.92-155,051.76-62,061.92

Finding the Fourth Proportional to 112,365.92, 155,051.76 and 62,061.92

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Solution

The fourth proportional to 112,365.92, 155,051.76 and 62,061.92 is: 85,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,365.92 : 155,051.76 = 62,061.92 : x
  2. Step 2: Convert to fraction form
    112,365.92/155,051.76 = 62,061.92/x
  3. Step 3: Cross multiply
    112,365.92x = 155,051.76 × 62,061.92
  4. Step 4: Simplify right side
    112,365.92x = 9,622,809,924.98
  5. Step 5: Solve for x
    x = 9,622,809,924.98/112,365.92
  6. Step 6: Final answer
    x = 85,638.15

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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.