Home / 58,036.20-79,568.36-56,986.44

Finding the Fourth Proportional to 58,036.20, 79,568.36 and 56,986.44

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Solution

The fourth proportional to 58,036.20, 79,568.36 and 56,986.44 is: 78,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,036.20 : 79,568.36 = 56,986.44 : x
  2. Step 2: Convert to fraction form
    58,036.20/79,568.36 = 56,986.44/x
  3. Step 3: Cross multiply
    58,036.20x = 79,568.36 × 56,986.44
  4. Step 4: Simplify right side
    58,036.20x = 4,534,317,573.04
  5. Step 5: Solve for x
    x = 4,534,317,573.04/58,036.20
  6. Step 6: Final answer
    x = 78,129.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.