Home / 156,941.34-216,574.54-88,964.60

Finding the Fourth Proportional to 156,941.34, 216,574.54 and 88,964.60

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Solution

The fourth proportional to 156,941.34, 216,574.54 and 88,964.60 is: 122,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,941.34 : 216,574.54 = 88,964.60 : x
  2. Step 2: Convert to fraction form
    156,941.34/216,574.54 = 88,964.60/x
  3. Step 3: Cross multiply
    156,941.34x = 216,574.54 × 88,964.60
  4. Step 4: Simplify right side
    156,941.34x = 19,267,467,321.28
  5. Step 5: Solve for x
    x = 19,267,467,321.28/156,941.34
  6. Step 6: Final answer
    x = 122,768.59

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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.