Home / 43,416.12-65,073.90-19,993.34

Finding the Fourth Proportional to 43,416.12, 65,073.90 and 19,993.34

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Solution

The fourth proportional to 43,416.12, 65,073.90 and 19,993.34 is: 29,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,416.12 : 65,073.90 = 19,993.34 : x
  2. Step 2: Convert to fraction form
    43,416.12/65,073.90 = 19,993.34/x
  3. Step 3: Cross multiply
    43,416.12x = 65,073.90 × 19,993.34
  4. Step 4: Simplify right side
    43,416.12x = 1,301,044,607.83
  5. Step 5: Solve for x
    x = 1,301,044,607.83/43,416.12
  6. Step 6: Final answer
    x = 29,966.86

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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.