Home / 58,919.63-81,277.47-40,983.48

Finding the Fourth Proportional to 58,919.63, 81,277.47 and 40,983.48

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Solution

The fourth proportional to 58,919.63, 81,277.47 and 40,983.48 is: 56,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,919.63 : 81,277.47 = 40,983.48 : x
  2. Step 2: Convert to fraction form
    58,919.63/81,277.47 = 40,983.48/x
  3. Step 3: Cross multiply
    58,919.63x = 81,277.47 × 40,983.48
  4. Step 4: Simplify right side
    58,919.63x = 3,331,033,566.20
  5. Step 5: Solve for x
    x = 3,331,033,566.20/58,919.63
  6. Step 6: Final answer
    x = 56,535.21

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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.