Home / 186,441.56-257,288.04-101,558.62

Finding the Fourth Proportional to 186,441.56, 257,288.04 and 101,558.62

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Solution

The fourth proportional to 186,441.56, 257,288.04 and 101,558.62 is: 140,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,441.56 : 257,288.04 = 101,558.62 : x
  2. Step 2: Convert to fraction form
    186,441.56/257,288.04 = 101,558.62/x
  3. Step 3: Cross multiply
    186,441.56x = 257,288.04 × 101,558.62
  4. Step 4: Simplify right side
    186,441.56x = 26,129,818,284.90
  5. Step 5: Solve for x
    x = 26,129,818,284.90/186,441.56
  6. Step 6: Final answer
    x = 140,150.18

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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.