Home / 60,779.25-91,161.99-16,403.40

Finding the Fourth Proportional to 60,779.25, 91,161.99 and 16,403.40

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Solution

The fourth proportional to 60,779.25, 91,161.99 and 16,403.40 is: 24,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,779.25 : 91,161.99 = 16,403.40 : x
  2. Step 2: Convert to fraction form
    60,779.25/91,161.99 = 16,403.40/x
  3. Step 3: Cross multiply
    60,779.25x = 91,161.99 × 16,403.40
  4. Step 4: Simplify right side
    60,779.25x = 1,495,366,586.77
  5. Step 5: Solve for x
    x = 1,495,366,586.77/60,779.25
  6. Step 6: Final answer
    x = 24,603.24

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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.