Home / 186,934.08-257,965.44-102,051.68

Finding the Fourth Proportional to 186,934.08, 257,965.44 and 102,051.68

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Solution

The fourth proportional to 186,934.08, 257,965.44 and 102,051.68 is: 140,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,934.08 : 257,965.44 = 102,051.68 : x
  2. Step 2: Convert to fraction form
    186,934.08/257,965.44 = 102,051.68/x
  3. Step 3: Cross multiply
    186,934.08x = 257,965.44 × 102,051.68
  4. Step 4: Simplify right side
    186,934.08x = 26,325,806,533.94
  5. Step 5: Solve for x
    x = 26,325,806,533.94/186,934.08
  6. Step 6: Final answer
    x = 140,829.36

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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.