Home / 120,501.32-180,749.20-41,608.16

Finding the Fourth Proportional to 120,501.32, 180,749.20 and 41,608.16

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Solution

The fourth proportional to 120,501.32, 180,749.20 and 41,608.16 is: 62,411.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,501.32 : 180,749.20 = 41,608.16 : x
  2. Step 2: Convert to fraction form
    120,501.32/180,749.20 = 41,608.16/x
  3. Step 3: Cross multiply
    120,501.32x = 180,749.20 × 41,608.16
  4. Step 4: Simplify right side
    120,501.32x = 7,520,641,633.47
  5. Step 5: Solve for x
    x = 7,520,641,633.47/120,501.32
  6. Step 6: Final answer
    x = 62,411.28

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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.