Home / 76,200.95-114,327.36-28,829.65

Finding the Fourth Proportional to 76,200.95, 114,327.36 and 28,829.65

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Solution

The fourth proportional to 76,200.95, 114,327.36 and 28,829.65 is: 43,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,200.95 : 114,327.36 = 28,829.65 : x
  2. Step 2: Convert to fraction form
    76,200.95/114,327.36 = 28,829.65/x
  3. Step 3: Cross multiply
    76,200.95x = 114,327.36 × 28,829.65
  4. Step 4: Simplify right side
    76,200.95x = 3,296,017,630.08
  5. Step 5: Solve for x
    x = 3,296,017,630.08/76,200.95
  6. Step 6: Final answer
    x = 43,254.29

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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.