Home / 58,969.12-81,319.44-50,041.12

Finding the Fourth Proportional to 58,969.12, 81,319.44 and 50,041.12

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Solution

The fourth proportional to 58,969.12, 81,319.44 and 50,041.12 is: 69,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,969.12 : 81,319.44 = 50,041.12 : x
  2. Step 2: Convert to fraction form
    58,969.12/81,319.44 = 50,041.12/x
  3. Step 3: Cross multiply
    58,969.12x = 81,319.44 × 50,041.12
  4. Step 4: Simplify right side
    58,969.12x = 4,069,315,855.37
  5. Step 5: Solve for x
    x = 4,069,315,855.37/58,969.12
  6. Step 6: Final answer
    x = 69,007.57

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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.