Home / 186,288.96-257,072.22-101,404.20

Finding the Fourth Proportional to 186,288.96, 257,072.22 and 101,404.20

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Solution

The fourth proportional to 186,288.96, 257,072.22 and 101,404.20 is: 139,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,288.96 : 257,072.22 = 101,404.20 : x
  2. Step 2: Convert to fraction form
    186,288.96/257,072.22 = 101,404.20/x
  3. Step 3: Cross multiply
    186,288.96x = 257,072.22 × 101,404.20
  4. Step 4: Simplify right side
    186,288.96x = 26,068,202,811.32
  5. Step 5: Solve for x
    x = 26,068,202,811.32/186,288.96
  6. Step 6: Final answer
    x = 139,934.23

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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.