Home / 58,412.58-80,609.44-31,555.08

Finding the Fourth Proportional to 58,412.58, 80,609.44 and 31,555.08

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Solution

The fourth proportional to 58,412.58, 80,609.44 and 31,555.08 is: 43,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,412.58 : 80,609.44 = 31,555.08 : x
  2. Step 2: Convert to fraction form
    58,412.58/80,609.44 = 31,555.08/x
  3. Step 3: Cross multiply
    58,412.58x = 80,609.44 × 31,555.08
  4. Step 4: Simplify right side
    58,412.58x = 2,543,637,327.96
  5. Step 5: Solve for x
    x = 2,543,637,327.96/58,412.58
  6. Step 6: Final answer
    x = 43,546.05

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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.