Home / 40,485.01-60,729.33-12,403.01

Finding the Fourth Proportional to 40,485.01, 60,729.33 and 12,403.01

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Solution

The fourth proportional to 40,485.01, 60,729.33 and 12,403.01 is: 18,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.01 : 60,729.33 = 12,403.01 : x
  2. Step 2: Convert to fraction form
    40,485.01/60,729.33 = 12,403.01/x
  3. Step 3: Cross multiply
    40,485.01x = 60,729.33 × 12,403.01
  4. Step 4: Simplify right side
    40,485.01x = 753,226,487.28
  5. Step 5: Solve for x
    x = 753,226,487.28/40,485.01
  6. Step 6: Final answer
    x = 18,605.07

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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.