Home / 58,029.85-79,559.66-56,980.09

Finding the Fourth Proportional to 58,029.85, 79,559.66 and 56,980.09

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Solution

The fourth proportional to 58,029.85, 79,559.66 and 56,980.09 is: 78,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,029.85 : 79,559.66 = 56,980.09 : x
  2. Step 2: Convert to fraction form
    58,029.85/79,559.66 = 56,980.09/x
  3. Step 3: Cross multiply
    58,029.85x = 79,559.66 × 56,980.09
  4. Step 4: Simplify right side
    58,029.85x = 4,533,316,189.37
  5. Step 5: Solve for x
    x = 4,533,316,189.37/58,029.85
  6. Step 6: Final answer
    x = 78,120.43

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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.