Home / 56,230.13-77,597.58-30,736.60

Finding the Fourth Proportional to 56,230.13, 77,597.58 and 30,736.60

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Solution

The fourth proportional to 56,230.13, 77,597.58 and 30,736.60 is: 42,416.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,230.13 : 77,597.58 = 30,736.60 : x
  2. Step 2: Convert to fraction form
    56,230.13/77,597.58 = 30,736.60/x
  3. Step 3: Cross multiply
    56,230.13x = 77,597.58 × 30,736.60
  4. Step 4: Simplify right side
    56,230.13x = 2,385,085,623.75
  5. Step 5: Solve for x
    x = 2,385,085,623.75/56,230.13
  6. Step 6: Final answer
    x = 42,416.51

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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.