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Finding the Fourth Proportional to 186,225.44, 256,973.31 and 104,534.97

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Solution

The fourth proportional to 186,225.44, 256,973.31 and 104,534.97 is: 144,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,225.44 : 256,973.31 = 104,534.97 : x
  2. Step 2: Convert to fraction form
    186,225.44/256,973.31 = 104,534.97/x
  3. Step 3: Cross multiply
    186,225.44x = 256,973.31 × 104,534.97
  4. Step 4: Simplify right side
    186,225.44x = 26,862,697,251.65
  5. Step 5: Solve for x
    x = 26,862,697,251.65/186,225.44
  6. Step 6: Final answer
    x = 144,248.27

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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.