Home / 61,704.18-92,565.32-19,570.21

Finding the Fourth Proportional to 61,704.18, 92,565.32 and 19,570.21

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Solution

The fourth proportional to 61,704.18, 92,565.32 and 19,570.21 is: 29,358.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,704.18 : 92,565.32 = 19,570.21 : x
  2. Step 2: Convert to fraction form
    61,704.18/92,565.32 = 19,570.21/x
  3. Step 3: Cross multiply
    61,704.18x = 92,565.32 × 19,570.21
  4. Step 4: Simplify right side
    61,704.18x = 1,811,522,751.12
  5. Step 5: Solve for x
    x = 1,811,522,751.12/61,704.18
  6. Step 6: Final answer
    x = 29,358.19

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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.