Home / 61,914.32-85,441.20-33,618.32

Finding the Fourth Proportional to 61,914.32, 85,441.20 and 33,618.32

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Solution

The fourth proportional to 61,914.32, 85,441.20 and 33,618.32 is: 46,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,914.32 : 85,441.20 = 33,618.32 : x
  2. Step 2: Convert to fraction form
    61,914.32/85,441.20 = 33,618.32/x
  3. Step 3: Cross multiply
    61,914.32x = 85,441.20 × 33,618.32
  4. Step 4: Simplify right side
    61,914.32x = 2,872,389,602.78
  5. Step 5: Solve for x
    x = 2,872,389,602.78/61,914.32
  6. Step 6: Final answer
    x = 46,392.98

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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.