Home / 37,888.74-52,283.61-21,118.50

Finding the Fourth Proportional to 37,888.74, 52,283.61 and 21,118.50

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Solution

The fourth proportional to 37,888.74, 52,283.61 and 21,118.50 is: 29,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888.74 : 52,283.61 = 21,118.50 : x
  2. Step 2: Convert to fraction form
    37,888.74/52,283.61 = 21,118.50/x
  3. Step 3: Cross multiply
    37,888.74x = 52,283.61 × 21,118.50
  4. Step 4: Simplify right side
    37,888.74x = 1,104,151,417.79
  5. Step 5: Solve for x
    x = 1,104,151,417.79/37,888.74
  6. Step 6: Final answer
    x = 29,141.94

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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.