Home / 213,659.40-294,841.08-116,861.70

Finding the Fourth Proportional to 213,659.40, 294,841.08 and 116,861.70

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Solution

The fourth proportional to 213,659.40, 294,841.08 and 116,861.70 is: 161,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,659.40 : 294,841.08 = 116,861.70 : x
  2. Step 2: Convert to fraction form
    213,659.40/294,841.08 = 116,861.70/x
  3. Step 3: Cross multiply
    213,659.40x = 294,841.08 × 116,861.70
  4. Step 4: Simplify right side
    213,659.40x = 34,455,629,838.64
  5. Step 5: Solve for x
    x = 34,455,629,838.64/213,659.40
  6. Step 6: Final answer
    x = 161,264.28

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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.