Home / 60,027.12-90,051.66-20,588.22

Finding the Fourth Proportional to 60,027.12, 90,051.66 and 20,588.22

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Solution

The fourth proportional to 60,027.12, 90,051.66 and 20,588.22 is: 30,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,027.12 : 90,051.66 = 20,588.22 : x
  2. Step 2: Convert to fraction form
    60,027.12/90,051.66 = 20,588.22/x
  3. Step 3: Cross multiply
    60,027.12x = 90,051.66 × 20,588.22
  4. Step 4: Simplify right side
    60,027.12x = 1,854,003,387.45
  5. Step 5: Solve for x
    x = 1,854,003,387.45/60,027.12
  6. Step 6: Final answer
    x = 30,886.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.