Home / 186,127.56-256,740.84-162,311.40

Finding the Fourth Proportional to 186,127.56, 256,740.84 and 162,311.40

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Solution

The fourth proportional to 186,127.56, 256,740.84 and 162,311.40 is: 223,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,127.56 : 256,740.84 = 162,311.40 : x
  2. Step 2: Convert to fraction form
    186,127.56/256,740.84 = 162,311.40/x
  3. Step 3: Cross multiply
    186,127.56x = 256,740.84 × 162,311.40
  4. Step 4: Simplify right side
    186,127.56x = 41,671,965,177.58
  5. Step 5: Solve for x
    x = 41,671,965,177.58/186,127.56
  6. Step 6: Final answer
    x = 223,889.28

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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.