Home / 186,153.96-256,891.24-101,271.36

Finding the Fourth Proportional to 186,153.96, 256,891.24 and 101,271.36

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Solution

The fourth proportional to 186,153.96, 256,891.24 and 101,271.36 is: 139,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,153.96 : 256,891.24 = 101,271.36 : x
  2. Step 2: Convert to fraction form
    186,153.96/256,891.24 = 101,271.36/x
  3. Step 3: Cross multiply
    186,153.96x = 256,891.24 × 101,271.36
  4. Step 4: Simplify right side
    186,153.96x = 26,015,725,246.89
  5. Step 5: Solve for x
    x = 26,015,725,246.89/186,153.96
  6. Step 6: Final answer
    x = 139,753.81

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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.