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Finding the Fourth Proportional to 173,628.52, 239,619.24 and 97,154.88

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Solution

The fourth proportional to 173,628.52, 239,619.24 and 97,154.88 is: 134,080.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,628.52 : 239,619.24 = 97,154.88 : x
  2. Step 2: Convert to fraction form
    173,628.52/239,619.24 = 97,154.88/x
  3. Step 3: Cross multiply
    173,628.52x = 239,619.24 × 97,154.88
  4. Step 4: Simplify right side
    173,628.52x = 23,280,178,507.89
  5. Step 5: Solve for x
    x = 23,280,178,507.89/173,628.52
  6. Step 6: Final answer
    x = 134,080.38

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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.