Home / 186,129.23-256,860.33-101,246.51

Finding the Fourth Proportional to 186,129.23, 256,860.33 and 101,246.51

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Solution

The fourth proportional to 186,129.23, 256,860.33 and 101,246.51 is: 139,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,129.23 : 256,860.33 = 101,246.51 : x
  2. Step 2: Convert to fraction form
    186,129.23/256,860.33 = 101,246.51/x
  3. Step 3: Cross multiply
    186,129.23x = 256,860.33 × 101,246.51
  4. Step 4: Simplify right side
    186,129.23x = 26,006,211,969.95
  5. Step 5: Solve for x
    x = 26,006,211,969.95/186,129.23
  6. Step 6: Final answer
    x = 139,721.27

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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.