Home / 45,348.45-62,415.69-39,935.46

Finding the Fourth Proportional to 45,348.45, 62,415.69 and 39,935.46

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Solution

The fourth proportional to 45,348.45, 62,415.69 and 39,935.46 is: 54,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,348.45 : 62,415.69 = 39,935.46 : x
  2. Step 2: Convert to fraction form
    45,348.45/62,415.69 = 39,935.46/x
  3. Step 3: Cross multiply
    45,348.45x = 62,415.69 × 39,935.46
  4. Step 4: Simplify right side
    45,348.45x = 2,492,599,291.37
  5. Step 5: Solve for x
    x = 2,492,599,291.37/45,348.45
  6. Step 6: Final answer
    x = 54,965.48

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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.