Home / 56,466.36-77,923.98-31,316.04

Finding the Fourth Proportional to 56,466.36, 77,923.98 and 31,316.04

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Solution

The fourth proportional to 56,466.36, 77,923.98 and 31,316.04 is: 43,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,466.36 : 77,923.98 = 31,316.04 : x
  2. Step 2: Convert to fraction form
    56,466.36/77,923.98 = 31,316.04/x
  3. Step 3: Cross multiply
    56,466.36x = 77,923.98 × 31,316.04
  4. Step 4: Simplify right side
    56,466.36x = 2,440,270,474.64
  5. Step 5: Solve for x
    x = 2,440,270,474.64/56,466.36
  6. Step 6: Final answer
    x = 43,216.36

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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.