Home / 156,995.35-216,702.16-116,763.60

Finding the Fourth Proportional to 156,995.35, 216,702.16 and 116,763.60

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Solution

The fourth proportional to 156,995.35, 216,702.16 and 116,763.60 is: 161,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,995.35 : 216,702.16 = 116,763.60 : x
  2. Step 2: Convert to fraction form
    156,995.35/216,702.16 = 116,763.60/x
  3. Step 3: Cross multiply
    156,995.35x = 216,702.16 × 116,763.60
  4. Step 4: Simplify right side
    156,995.35x = 25,302,924,850.10
  5. Step 5: Solve for x
    x = 25,302,924,850.10/156,995.35
  6. Step 6: Final answer
    x = 161,169.90

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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.