Home / 176,336.30-243,179.53-135,985.34

Finding the Fourth Proportional to 176,336.30, 243,179.53 and 135,985.34

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Solution

The fourth proportional to 176,336.30, 243,179.53 and 135,985.34 is: 187,532.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,336.30 : 243,179.53 = 135,985.34 : x
  2. Step 2: Convert to fraction form
    176,336.30/243,179.53 = 135,985.34/x
  3. Step 3: Cross multiply
    176,336.30x = 243,179.53 × 135,985.34
  4. Step 4: Simplify right side
    176,336.30x = 33,068,849,512.23
  5. Step 5: Solve for x
    x = 33,068,849,512.23/176,336.30
  6. Step 6: Final answer
    x = 187,532.86

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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.