Home / 186,529.38-257,409.74-101,646.44

Finding the Fourth Proportional to 186,529.38, 257,409.74 and 101,646.44

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Solution

The fourth proportional to 186,529.38, 257,409.74 and 101,646.44 is: 140,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,529.38 : 257,409.74 = 101,646.44 : x
  2. Step 2: Convert to fraction form
    186,529.38/257,409.74 = 101,646.44/x
  3. Step 3: Cross multiply
    186,529.38x = 257,409.74 × 101,646.44
  4. Step 4: Simplify right side
    186,529.38x = 26,164,783,692.33
  5. Step 5: Solve for x
    x = 26,164,783,692.33/186,529.38
  6. Step 6: Final answer
    x = 140,271.65

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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.