Home / 190,829.52-286,296.12-57,714.12

Finding the Fourth Proportional to 190,829.52, 286,296.12 and 57,714.12

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Solution

The fourth proportional to 190,829.52, 286,296.12 and 57,714.12 is: 86,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,829.52 : 286,296.12 = 57,714.12 : x
  2. Step 2: Convert to fraction form
    190,829.52/286,296.12 = 57,714.12/x
  3. Step 3: Cross multiply
    190,829.52x = 286,296.12 × 57,714.12
  4. Step 4: Simplify right side
    190,829.52x = 16,523,328,625.21
  5. Step 5: Solve for x
    x = 16,523,328,625.21/190,829.52
  6. Step 6: Final answer
    x = 86,586.86

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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.