Home / 56,813.80-85,220.32-17,370.76

Finding the Fourth Proportional to 56,813.80, 85,220.32 and 17,370.76

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Solution

The fourth proportional to 56,813.80, 85,220.32 and 17,370.76 is: 26,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,813.80 : 85,220.32 = 17,370.76 : x
  2. Step 2: Convert to fraction form
    56,813.80/85,220.32 = 17,370.76/x
  3. Step 3: Cross multiply
    56,813.80x = 85,220.32 × 17,370.76
  4. Step 4: Simplify right side
    56,813.80x = 1,480,341,725.84
  5. Step 5: Solve for x
    x = 1,480,341,725.84/56,813.80
  6. Step 6: Final answer
    x = 26,056.02

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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.