Home / 186,887.11-257,887.58-104,094.76

Finding the Fourth Proportional to 186,887.11, 257,887.58 and 104,094.76

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Solution

The fourth proportional to 186,887.11, 257,887.58 and 104,094.76 is: 143,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,887.11 : 257,887.58 = 104,094.76 : x
  2. Step 2: Convert to fraction form
    186,887.11/257,887.58 = 104,094.76/x
  3. Step 3: Cross multiply
    186,887.11x = 257,887.58 × 104,094.76
  4. Step 4: Simplify right side
    186,887.11x = 26,844,745,747.08
  5. Step 5: Solve for x
    x = 26,844,745,747.08/186,887.11
  6. Step 6: Final answer
    x = 143,641.51

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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.