Home / 186,410.40-257,273.19-134,894.76

Finding the Fourth Proportional to 186,410.40, 257,273.19 and 134,894.76

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Solution

The fourth proportional to 186,410.40, 257,273.19 and 134,894.76 is: 186,174.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,410.40 : 257,273.19 = 134,894.76 : x
  2. Step 2: Convert to fraction form
    186,410.40/257,273.19 = 134,894.76/x
  3. Step 3: Cross multiply
    186,410.40x = 257,273.19 × 134,894.76
  4. Step 4: Simplify right side
    186,410.40x = 34,704,805,219.48
  5. Step 5: Solve for x
    x = 34,704,805,219.48/186,410.40
  6. Step 6: Final answer
    x = 186,174.19

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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.