Home / 152,317.55-228,484.83-47,128.32

Finding the Fourth Proportional to 152,317.55, 228,484.83 and 47,128.32

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Solution

The fourth proportional to 152,317.55, 228,484.83 and 47,128.32 is: 70,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,317.55 : 228,484.83 = 47,128.32 : x
  2. Step 2: Convert to fraction form
    152,317.55/228,484.83 = 47,128.32/x
  3. Step 3: Cross multiply
    152,317.55x = 228,484.83 × 47,128.32
  4. Step 4: Simplify right side
    152,317.55x = 10,768,106,183.39
  5. Step 5: Solve for x
    x = 10,768,106,183.39/152,317.55
  6. Step 6: Final answer
    x = 70,695.11

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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.