Home / 56,062.14-77,365.44-30,911.64

Finding the Fourth Proportional to 56,062.14, 77,365.44 and 30,911.64

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Solution

The fourth proportional to 56,062.14, 77,365.44 and 30,911.64 is: 42,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,062.14 : 77,365.44 = 30,911.64 : x
  2. Step 2: Convert to fraction form
    56,062.14/77,365.44 = 30,911.64/x
  3. Step 3: Cross multiply
    56,062.14x = 77,365.44 × 30,911.64
  4. Step 4: Simplify right side
    56,062.14x = 2,391,492,629.72
  5. Step 5: Solve for x
    x = 2,391,492,629.72/56,062.14
  6. Step 6: Final answer
    x = 42,657.89

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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.