Home / 186,204.75-256,960.40-101,320.35

Finding the Fourth Proportional to 186,204.75, 256,960.40 and 101,320.35

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Solution

The fourth proportional to 186,204.75, 256,960.40 and 101,320.35 is: 139,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,204.75 : 256,960.40 = 101,320.35 : x
  2. Step 2: Convert to fraction form
    186,204.75/256,960.40 = 101,320.35/x
  3. Step 3: Cross multiply
    186,204.75x = 256,960.40 × 101,320.35
  4. Step 4: Simplify right side
    186,204.75x = 26,035,317,157.54
  5. Step 5: Solve for x
    x = 26,035,317,157.54/186,204.75
  6. Step 6: Final answer
    x = 139,820.91

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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.