Home / 56,302.16-84,486.56-20,788.25

Finding the Fourth Proportional to 56,302.16, 84,486.56 and 20,788.25

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Solution

The fourth proportional to 56,302.16, 84,486.56 and 20,788.25 is: 31,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.16 : 84,486.56 = 20,788.25 : x
  2. Step 2: Convert to fraction form
    56,302.16/84,486.56 = 20,788.25/x
  3. Step 3: Cross multiply
    56,302.16x = 84,486.56 × 20,788.25
  4. Step 4: Simplify right side
    56,302.16x = 1,756,327,204.55
  5. Step 5: Solve for x
    x = 1,756,327,204.55/56,302.16
  6. Step 6: Final answer
    x = 31,194.67

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1.5x scale

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.