Home / 104,603.23-144,353.33-56,856.57

Finding the Fourth Proportional to 104,603.23, 144,353.33 and 56,856.57

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Solution

The fourth proportional to 104,603.23, 144,353.33 and 56,856.57 is: 78,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,603.23 : 144,353.33 = 56,856.57 : x
  2. Step 2: Convert to fraction form
    104,603.23/144,353.33 = 56,856.57/x
  3. Step 3: Cross multiply
    104,603.23x = 144,353.33 × 56,856.57
  4. Step 4: Simplify right side
    104,603.23x = 8,207,435,211.88
  5. Step 5: Solve for x
    x = 8,207,435,211.88/104,603.23
  6. Step 6: Final answer
    x = 78,462.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.