Home / 40,723.89-61,066.53-15,775.62

Finding the Fourth Proportional to 40,723.89, 61,066.53 and 15,775.62

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Solution

The fourth proportional to 40,723.89, 61,066.53 and 15,775.62 is: 23,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723.89 : 61,066.53 = 15,775.62 : x
  2. Step 2: Convert to fraction form
    40,723.89/61,066.53 = 15,775.62/x
  3. Step 3: Cross multiply
    40,723.89x = 61,066.53 × 15,775.62
  4. Step 4: Simplify right side
    40,723.89x = 963,362,372.00
  5. Step 5: Solve for x
    x = 963,362,372.00/40,723.89
  6. Step 6: Final answer
    x = 23,655.95

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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.