Home / 40,457.75-60,686.62-14,170.01

Finding the Fourth Proportional to 40,457.75, 60,686.62 and 14,170.01

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Solution

The fourth proportional to 40,457.75, 60,686.62 and 14,170.01 is: 21,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.75 : 60,686.62 = 14,170.01 : x
  2. Step 2: Convert to fraction form
    40,457.75/60,686.62 = 14,170.01/x
  3. Step 3: Cross multiply
    40,457.75x = 60,686.62 × 14,170.01
  4. Step 4: Simplify right side
    40,457.75x = 859,929,673.41
  5. Step 5: Solve for x
    x = 859,929,673.41/40,457.75
  6. Step 6: Final answer
    x = 21,255.01

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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.