Home / 114,817.34-158,445.24-66,415.70

Finding the Fourth Proportional to 114,817.34, 158,445.24 and 66,415.70

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Solution

The fourth proportional to 114,817.34, 158,445.24 and 66,415.70 is: 91,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,817.34 : 158,445.24 = 66,415.70 : x
  2. Step 2: Convert to fraction form
    114,817.34/158,445.24 = 66,415.70/x
  3. Step 3: Cross multiply
    114,817.34x = 158,445.24 × 66,415.70
  4. Step 4: Simplify right side
    114,817.34x = 10,523,251,526.27
  5. Step 5: Solve for x
    x = 10,523,251,526.27/114,817.34
  6. Step 6: Final answer
    x = 91,652.11

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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.