Home / 186,625.08-279,687.06-102,258.36

Finding the Fourth Proportional to 186,625.08, 279,687.06 and 102,258.36

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Solution

The fourth proportional to 186,625.08, 279,687.06 and 102,258.36 is: 153,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,625.08 : 279,687.06 = 102,258.36 : x
  2. Step 2: Convert to fraction form
    186,625.08/279,687.06 = 102,258.36/x
  3. Step 3: Cross multiply
    186,625.08x = 279,687.06 × 102,258.36
  4. Step 4: Simplify right side
    186,625.08x = 28,600,340,068.82
  5. Step 5: Solve for x
    x = 28,600,340,068.82/186,625.08
  6. Step 6: Final answer
    x = 153,250.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.