Home / 61,720.08-92,583.32-19,603.46

Finding the Fourth Proportional to 61,720.08, 92,583.32 and 19,603.46

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Solution

The fourth proportional to 61,720.08, 92,583.32 and 19,603.46 is: 29,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,720.08 : 92,583.32 = 19,603.46 : x
  2. Step 2: Convert to fraction form
    61,720.08/92,583.32 = 19,603.46/x
  3. Step 3: Cross multiply
    61,720.08x = 92,583.32 × 19,603.46
  4. Step 4: Simplify right side
    61,720.08x = 1,814,953,410.29
  5. Step 5: Solve for x
    x = 1,814,953,410.29/61,720.08
  6. Step 6: Final answer
    x = 29,406.21

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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.