Home / 40,453.80-60,707.70-14,158.55

Finding the Fourth Proportional to 40,453.80, 60,707.70 and 14,158.55

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Solution

The fourth proportional to 40,453.80, 60,707.70 and 14,158.55 is: 21,247.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453.80 : 60,707.70 = 14,158.55 : x
  2. Step 2: Convert to fraction form
    40,453.80/60,707.70 = 14,158.55/x
  3. Step 3: Cross multiply
    40,453.80x = 60,707.70 × 14,158.55
  4. Step 4: Simplify right side
    40,453.80x = 859,532,631.50
  5. Step 5: Solve for x
    x = 859,532,631.50/40,453.80
  6. Step 6: Final answer
    x = 21,247.27

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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.