Home / 65,006.16-97,521.35-20,620.95

Finding the Fourth Proportional to 65,006.16, 97,521.35 and 20,620.95

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Solution

The fourth proportional to 65,006.16, 97,521.35 and 20,620.95 is: 30,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,006.16 : 97,521.35 = 20,620.95 : x
  2. Step 2: Convert to fraction form
    65,006.16/97,521.35 = 20,620.95/x
  3. Step 3: Cross multiply
    65,006.16x = 97,521.35 × 20,620.95
  4. Step 4: Simplify right side
    65,006.16x = 2,010,982,779.18
  5. Step 5: Solve for x
    x = 2,010,982,779.18/65,006.16
  6. Step 6: Final answer
    x = 30,935.26

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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.