Home / 30,096.80-45,152.40-14,501.60

Finding the Fourth Proportional to 30,096.80, 45,152.40 and 14,501.60

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Solution

The fourth proportional to 30,096.80, 45,152.40 and 14,501.60 is: 21,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.80 : 45,152.40 = 14,501.60 : x
  2. Step 2: Convert to fraction form
    30,096.80/45,152.40 = 14,501.60/x
  3. Step 3: Cross multiply
    30,096.80x = 45,152.40 × 14,501.60
  4. Step 4: Simplify right side
    30,096.80x = 654,782,043.84
  5. Step 5: Solve for x
    x = 654,782,043.84/30,096.80
  6. Step 6: Final answer
    x = 21,755.87

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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.