Home / 103,624.35-155,518.55-40,474.73

Finding the Fourth Proportional to 103,624.35, 155,518.55 and 40,474.73

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Solution

The fourth proportional to 103,624.35, 155,518.55 and 40,474.73 is: 60,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624.35 : 155,518.55 = 40,474.73 : x
  2. Step 2: Convert to fraction form
    103,624.35/155,518.55 = 40,474.73/x
  3. Step 3: Cross multiply
    103,624.35x = 155,518.55 × 40,474.73
  4. Step 4: Simplify right side
    103,624.35x = 6,294,570,341.28
  5. Step 5: Solve for x
    x = 6,294,570,341.28/103,624.35
  6. Step 6: Final answer
    x = 60,744.12

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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.