Home / 190,676.88-286,017.35-57,558.24

Finding the Fourth Proportional to 190,676.88, 286,017.35 and 57,558.24

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Solution

The fourth proportional to 190,676.88, 286,017.35 and 57,558.24 is: 86,337.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,676.88 : 286,017.35 = 57,558.24 : x
  2. Step 2: Convert to fraction form
    190,676.88/286,017.35 = 57,558.24/x
  3. Step 3: Cross multiply
    190,676.88x = 286,017.35 × 57,558.24
  4. Step 4: Simplify right side
    190,676.88x = 16,462,654,987.67
  5. Step 5: Solve for x
    x = 16,462,654,987.67/190,676.88
  6. Step 6: Final answer
    x = 86,337.97

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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.