Home / 58,647.14-80,880.75-45,729.57

Finding the Fourth Proportional to 58,647.14, 80,880.75 and 45,729.57

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Solution

The fourth proportional to 58,647.14, 80,880.75 and 45,729.57 is: 63,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,647.14 : 80,880.75 = 45,729.57 : x
  2. Step 2: Convert to fraction form
    58,647.14/80,880.75 = 45,729.57/x
  3. Step 3: Cross multiply
    58,647.14x = 80,880.75 × 45,729.57
  4. Step 4: Simplify right side
    58,647.14x = 3,698,641,918.78
  5. Step 5: Solve for x
    x = 3,698,641,918.78/58,647.14
  6. Step 6: Final answer
    x = 63,066.03

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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.