Home / 186,019.35-256,705.43-101,136.41

Finding the Fourth Proportional to 186,019.35, 256,705.43 and 101,136.41

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Solution

The fourth proportional to 186,019.35, 256,705.43 and 101,136.41 is: 139,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,019.35 : 256,705.43 = 101,136.41 : x
  2. Step 2: Convert to fraction form
    186,019.35/256,705.43 = 101,136.41/x
  3. Step 3: Cross multiply
    186,019.35x = 256,705.43 × 101,136.41
  4. Step 4: Simplify right side
    186,019.35x = 25,962,265,617.71
  5. Step 5: Solve for x
    x = 25,962,265,617.71/186,019.35
  6. Step 6: Final answer
    x = 139,567.55

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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.