Home / 55,970.44-83,955.56-38,386.96

Finding the Fourth Proportional to 55,970.44, 83,955.56 and 38,386.96

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Solution

The fourth proportional to 55,970.44, 83,955.56 and 38,386.96 is: 57,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,970.44 : 83,955.56 = 38,386.96 : x
  2. Step 2: Convert to fraction form
    55,970.44/83,955.56 = 38,386.96/x
  3. Step 3: Cross multiply
    55,970.44x = 83,955.56 × 38,386.96
  4. Step 4: Simplify right side
    55,970.44x = 3,222,798,723.50
  5. Step 5: Solve for x
    x = 3,222,798,723.50/55,970.44
  6. Step 6: Final answer
    x = 57,580.37

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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.