Home / 43,558.20-60,128.70-29,430.18

Finding the Fourth Proportional to 43,558.20, 60,128.70 and 29,430.18

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Solution

The fourth proportional to 43,558.20, 60,128.70 and 29,430.18 is: 40,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,558.20 : 60,128.70 = 29,430.18 : x
  2. Step 2: Convert to fraction form
    43,558.20/60,128.70 = 29,430.18/x
  3. Step 3: Cross multiply
    43,558.20x = 60,128.70 × 29,430.18
  4. Step 4: Simplify right side
    43,558.20x = 1,769,598,464.17
  5. Step 5: Solve for x
    x = 1,769,598,464.17/43,558.20
  6. Step 6: Final answer
    x = 40,626.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.