Home / 186,014.33-256,698.51-101,131.39

Finding the Fourth Proportional to 186,014.33, 256,698.51 and 101,131.39

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Solution

The fourth proportional to 186,014.33, 256,698.51 and 101,131.39 is: 139,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,014.33 : 256,698.51 = 101,131.39 : x
  2. Step 2: Convert to fraction form
    186,014.33/256,698.51 = 101,131.39/x
  3. Step 3: Cross multiply
    186,014.33x = 256,698.51 × 101,131.39
  4. Step 4: Simplify right side
    186,014.33x = 25,960,277,127.23
  5. Step 5: Solve for x
    x = 25,960,277,127.23/186,014.33
  6. Step 6: Final answer
    x = 139,560.63

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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.