Home / 165,157.96-247,746.36-46,820

Finding the Fourth Proportional to 165,157.96, 247,746.36 and 46,820

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Solution

The fourth proportional to 165,157.96, 247,746.36 and 46,820 is: 70,232.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,157.96 : 247,746.36 = 46,820 : x
  2. Step 2: Convert to fraction form
    165,157.96/247,746.36 = 46,820/x
  3. Step 3: Cross multiply
    165,157.96x = 247,746.36 × 46,820
  4. Step 4: Simplify right side
    165,157.96x = 11,599,484,575.20
  5. Step 5: Solve for x
    x = 11,599,484,575.20/165,157.96
  6. Step 6: Final answer
    x = 70,232.67

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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.