Home / 185,973.27-256,766.70-142,876.01

Finding the Fourth Proportional to 185,973.27, 256,766.70 and 142,876.01

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Solution

The fourth proportional to 185,973.27, 256,766.70 and 142,876.01 is: 197,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,973.27 : 256,766.70 = 142,876.01 : x
  2. Step 2: Convert to fraction form
    185,973.27/256,766.70 = 142,876.01/x
  3. Step 3: Cross multiply
    185,973.27x = 256,766.70 × 142,876.01
  4. Step 4: Simplify right side
    185,973.27x = 36,685,800,313.03
  5. Step 5: Solve for x
    x = 36,685,800,313.03/185,973.27
  6. Step 6: Final answer
    x = 197,263.83

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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.