Home / 76,218.90-114,328.35-23,633.70

Finding the Fourth Proportional to 76,218.90, 114,328.35 and 23,633.70

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Solution

The fourth proportional to 76,218.90, 114,328.35 and 23,633.70 is: 35,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,218.90 : 114,328.35 = 23,633.70 : x
  2. Step 2: Convert to fraction form
    76,218.90/114,328.35 = 23,633.70/x
  3. Step 3: Cross multiply
    76,218.90x = 114,328.35 × 23,633.70
  4. Step 4: Simplify right side
    76,218.90x = 2,702,001,925.40
  5. Step 5: Solve for x
    x = 2,702,001,925.40/76,218.90
  6. Step 6: Final answer
    x = 35,450.55

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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.