Home / 37,335.90-51,521.72-20,340.03

Finding the Fourth Proportional to 37,335.90, 51,521.72 and 20,340.03

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Solution

The fourth proportional to 37,335.90, 51,521.72 and 20,340.03 is: 28,068.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,335.90 : 51,521.72 = 20,340.03 : x
  2. Step 2: Convert to fraction form
    37,335.90/51,521.72 = 20,340.03/x
  3. Step 3: Cross multiply
    37,335.90x = 51,521.72 × 20,340.03
  4. Step 4: Simplify right side
    37,335.90x = 1,047,953,228.75
  5. Step 5: Solve for x
    x = 1,047,953,228.75/37,335.90
  6. Step 6: Final answer
    x = 28,068.25

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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.