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Finding the Fourth Proportional to 173,670.49, 260,502.90 and 55,340.23

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Solution

The fourth proportional to 173,670.49, 260,502.90 and 55,340.23 is: 83,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,670.49 : 260,502.90 = 55,340.23 : x
  2. Step 2: Convert to fraction form
    173,670.49/260,502.90 = 55,340.23/x
  3. Step 3: Cross multiply
    173,670.49x = 260,502.90 × 55,340.23
  4. Step 4: Simplify right side
    173,670.49x = 14,416,290,401.67
  5. Step 5: Solve for x
    x = 14,416,290,401.67/173,670.49
  6. Step 6: Final answer
    x = 83,009.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.