Home / 65,715.73-90,593.28-46,820.05

Finding the Fourth Proportional to 65,715.73, 90,593.28 and 46,820.05

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Solution

The fourth proportional to 65,715.73, 90,593.28 and 46,820.05 is: 64,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,715.73 : 90,593.28 = 46,820.05 : x
  2. Step 2: Convert to fraction form
    65,715.73/90,593.28 = 46,820.05/x
  3. Step 3: Cross multiply
    65,715.73x = 90,593.28 × 46,820.05
  4. Step 4: Simplify right side
    65,715.73x = 4,241,581,446.30
  5. Step 5: Solve for x
    x = 4,241,581,446.30/65,715.73
  6. Step 6: Final answer
    x = 64,544.39

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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.