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Finding the Fourth Proportional to 173,987.64, 240,091.56 and 102,353.82

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Solution

The fourth proportional to 173,987.64, 240,091.56 and 102,353.82 is: 141,241.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,987.64 : 240,091.56 = 102,353.82 : x
  2. Step 2: Convert to fraction form
    173,987.64/240,091.56 = 102,353.82/x
  3. Step 3: Cross multiply
    173,987.64x = 240,091.56 × 102,353.82
  4. Step 4: Simplify right side
    173,987.64x = 24,574,288,315.76
  5. Step 5: Solve for x
    x = 24,574,288,315.76/173,987.64
  6. Step 6: Final answer
    x = 141,241.58

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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.