Home / 40,459.16-60,686.84-14,169.80

Finding the Fourth Proportional to 40,459.16, 60,686.84 and 14,169.80

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Solution

The fourth proportional to 40,459.16, 60,686.84 and 14,169.80 is: 21,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.16 : 60,686.84 = 14,169.80 : x
  2. Step 2: Convert to fraction form
    40,459.16/60,686.84 = 14,169.80/x
  3. Step 3: Cross multiply
    40,459.16x = 60,686.84 × 14,169.80
  4. Step 4: Simplify right side
    40,459.16x = 859,920,385.43
  5. Step 5: Solve for x
    x = 859,920,385.43/40,459.16
  6. Step 6: Final answer
    x = 21,254.03

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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.