Home / 186,051.52-256,719.96-109,585.84

Finding the Fourth Proportional to 186,051.52, 256,719.96 and 109,585.84

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Solution

The fourth proportional to 186,051.52, 256,719.96 and 109,585.84 is: 151,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,051.52 : 256,719.96 = 109,585.84 : x
  2. Step 2: Convert to fraction form
    186,051.52/256,719.96 = 109,585.84/x
  3. Step 3: Cross multiply
    186,051.52x = 256,719.96 × 109,585.84
  4. Step 4: Simplify right side
    186,051.52x = 28,132,871,819.57
  5. Step 5: Solve for x
    x = 28,132,871,819.57/186,051.52
  6. Step 6: Final answer
    x = 151,210.12

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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.