Home / 186,221.04-256,984.56-101,338.08

Finding the Fourth Proportional to 186,221.04, 256,984.56 and 101,338.08

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Solution

The fourth proportional to 186,221.04, 256,984.56 and 101,338.08 is: 139,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,221.04 : 256,984.56 = 101,338.08 : x
  2. Step 2: Convert to fraction form
    186,221.04/256,984.56 = 101,338.08/x
  3. Step 3: Cross multiply
    186,221.04x = 256,984.56 × 101,338.08
  4. Step 4: Simplify right side
    186,221.04x = 26,042,321,900.04
  5. Step 5: Solve for x
    x = 26,042,321,900.04/186,221.04
  6. Step 6: Final answer
    x = 139,846.29

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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.