Home / 104,501.48-156,771.74-34,430.12

Finding the Fourth Proportional to 104,501.48, 156,771.74 and 34,430.12

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Solution

The fourth proportional to 104,501.48, 156,771.74 and 34,430.12 is: 51,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,501.48 : 156,771.74 = 34,430.12 : x
  2. Step 2: Convert to fraction form
    104,501.48/156,771.74 = 34,430.12/x
  3. Step 3: Cross multiply
    104,501.48x = 156,771.74 × 34,430.12
  4. Step 4: Simplify right side
    104,501.48x = 5,397,669,820.81
  5. Step 5: Solve for x
    x = 5,397,669,820.81/104,501.48
  6. Step 6: Final answer
    x = 51,651.61

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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.