Home / 186,191.34-256,137.76-163,117.24

Finding the Fourth Proportional to 186,191.34, 256,137.76 and 163,117.24

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Solution

The fourth proportional to 186,191.34, 256,137.76 and 163,117.24 is: 224,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,191.34 : 256,137.76 = 163,117.24 : x
  2. Step 2: Convert to fraction form
    186,191.34/256,137.76 = 163,117.24/x
  3. Step 3: Cross multiply
    186,191.34x = 256,137.76 × 163,117.24
  4. Step 4: Simplify right side
    186,191.34x = 41,780,484,470.98
  5. Step 5: Solve for x
    x = 41,780,484,470.98/186,191.34
  6. Step 6: Final answer
    x = 224,395.42

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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.