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Finding the Fourth Proportional to 173,148.68, 238,948.50 and 97,698.92

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Solution

The fourth proportional to 173,148.68, 238,948.50 and 97,698.92 is: 134,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,148.68 : 238,948.50 = 97,698.92 : x
  2. Step 2: Convert to fraction form
    173,148.68/238,948.50 = 97,698.92/x
  3. Step 3: Cross multiply
    173,148.68x = 238,948.50 × 97,698.92
  4. Step 4: Simplify right side
    173,148.68x = 23,345,010,385.62
  5. Step 5: Solve for x
    x = 23,345,010,385.62/173,148.68
  6. Step 6: Final answer
    x = 134,826.38

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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.