Home / 146,545.40-219,818.10-122,925.80

Finding the Fourth Proportional to 146,545.40, 219,818.10 and 122,925.80

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Solution

The fourth proportional to 146,545.40, 219,818.10 and 122,925.80 is: 184,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,545.40 : 219,818.10 = 122,925.80 : x
  2. Step 2: Convert to fraction form
    146,545.40/219,818.10 = 122,925.80/x
  3. Step 3: Cross multiply
    146,545.40x = 219,818.10 × 122,925.80
  4. Step 4: Simplify right side
    146,545.40x = 27,021,315,796.98
  5. Step 5: Solve for x
    x = 27,021,315,796.98/146,545.40
  6. Step 6: Final answer
    x = 184,388.70

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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.