Home / 152,101.45-228,134.74-39,792.50

Finding the Fourth Proportional to 152,101.45, 228,134.74 and 39,792.50

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Solution

The fourth proportional to 152,101.45, 228,134.74 and 39,792.50 is: 59,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,101.45 : 228,134.74 = 39,792.50 : x
  2. Step 2: Convert to fraction form
    152,101.45/228,134.74 = 39,792.50/x
  3. Step 3: Cross multiply
    152,101.45x = 228,134.74 × 39,792.50
  4. Step 4: Simplify right side
    152,101.45x = 9,078,051,684.55
  5. Step 5: Solve for x
    x = 9,078,051,684.55/152,101.45
  6. Step 6: Final answer
    x = 59,684.19

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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.