Home / 56,235.45-77,605.64-30,741.41

Finding the Fourth Proportional to 56,235.45, 77,605.64 and 30,741.41

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Solution

The fourth proportional to 56,235.45, 77,605.64 and 30,741.41 is: 42,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,235.45 : 77,605.64 = 30,741.41 : x
  2. Step 2: Convert to fraction form
    56,235.45/77,605.64 = 30,741.41/x
  3. Step 3: Cross multiply
    56,235.45x = 77,605.64 × 30,741.41
  4. Step 4: Simplify right side
    56,235.45x = 2,385,706,255.82
  5. Step 5: Solve for x
    x = 2,385,706,255.82/56,235.45
  6. Step 6: Final answer
    x = 42,423.53

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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.