Home / 40,485.08-55,876.16-23,503.43

Finding the Fourth Proportional to 40,485.08, 55,876.16 and 23,503.43

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Solution

The fourth proportional to 40,485.08, 55,876.16 and 23,503.43 is: 32,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.08 : 55,876.16 = 23,503.43 : x
  2. Step 2: Convert to fraction form
    40,485.08/55,876.16 = 23,503.43/x
  3. Step 3: Cross multiply
    40,485.08x = 55,876.16 × 23,503.43
  4. Step 4: Simplify right side
    40,485.08x = 1,313,281,018.33
  5. Step 5: Solve for x
    x = 1,313,281,018.33/40,485.08
  6. Step 6: Final answer
    x = 32,438.65

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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.