Home / 56,584.03-78,056.68-38,435.69

Finding the Fourth Proportional to 56,584.03, 78,056.68 and 38,435.69

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Solution

The fourth proportional to 56,584.03, 78,056.68 and 38,435.69 is: 53,021.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,584.03 : 78,056.68 = 38,435.69 : x
  2. Step 2: Convert to fraction form
    56,584.03/78,056.68 = 38,435.69/x
  3. Step 3: Cross multiply
    56,584.03x = 78,056.68 × 38,435.69
  4. Step 4: Simplify right side
    56,584.03x = 3,000,162,354.91
  5. Step 5: Solve for x
    x = 3,000,162,354.91/56,584.03
  6. Step 6: Final answer
    x = 53,021.36

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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.