Home / 76,585.72-114,878.57-23,278.14

Finding the Fourth Proportional to 76,585.72, 114,878.57 and 23,278.14

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Solution

The fourth proportional to 76,585.72, 114,878.57 and 23,278.14 is: 34,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,585.72 : 114,878.57 = 23,278.14 : x
  2. Step 2: Convert to fraction form
    76,585.72/114,878.57 = 23,278.14/x
  3. Step 3: Cross multiply
    76,585.72x = 114,878.57 × 23,278.14
  4. Step 4: Simplify right side
    76,585.72x = 2,674,159,435.46
  5. Step 5: Solve for x
    x = 2,674,159,435.46/76,585.72
  6. Step 6: Final answer
    x = 34,917.21

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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.