Home / 148,479.48-204,626.98-105,460.92

Finding the Fourth Proportional to 148,479.48, 204,626.98 and 105,460.92

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Solution

The fourth proportional to 148,479.48, 204,626.98 and 105,460.92 is: 145,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,479.48 : 204,626.98 = 105,460.92 : x
  2. Step 2: Convert to fraction form
    148,479.48/204,626.98 = 105,460.92/x
  3. Step 3: Cross multiply
    148,479.48x = 204,626.98 × 105,460.92
  4. Step 4: Simplify right side
    148,479.48x = 21,580,149,567.62
  5. Step 5: Solve for x
    x = 21,580,149,567.62/148,479.48
  6. Step 6: Final answer
    x = 145,340.96

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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.