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Finding the Fourth Proportional to 173,965.68, 240,119.88 and 102,368.72

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Solution

The fourth proportional to 173,965.68, 240,119.88 and 102,368.72 is: 141,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,965.68 : 240,119.88 = 102,368.72 : x
  2. Step 2: Convert to fraction form
    173,965.68/240,119.88 = 102,368.72/x
  3. Step 3: Cross multiply
    173,965.68x = 240,119.88 × 102,368.72
  4. Step 4: Simplify right side
    173,965.68x = 24,580,764,762.15
  5. Step 5: Solve for x
    x = 24,580,764,762.15/173,965.68
  6. Step 6: Final answer
    x = 141,296.63

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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.