Home / 114,679.63-158,256.79-64,378.27

Finding the Fourth Proportional to 114,679.63, 158,256.79 and 64,378.27

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Solution

The fourth proportional to 114,679.63, 158,256.79 and 64,378.27 is: 88,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,679.63 : 158,256.79 = 64,378.27 : x
  2. Step 2: Convert to fraction form
    114,679.63/158,256.79 = 64,378.27/x
  3. Step 3: Cross multiply
    114,679.63x = 158,256.79 × 64,378.27
  4. Step 4: Simplify right side
    114,679.63x = 10,188,298,355.95
  5. Step 5: Solve for x
    x = 10,188,298,355.95/114,679.63
  6. Step 6: Final answer
    x = 88,841.40

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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.