Home / 49,035.40-73,562.70-20,955.40

Finding the Fourth Proportional to 49,035.40, 73,562.70 and 20,955.40

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Solution

The fourth proportional to 49,035.40, 73,562.70 and 20,955.40 is: 31,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,035.40 : 73,562.70 = 20,955.40 : x
  2. Step 2: Convert to fraction form
    49,035.40/73,562.70 = 20,955.40/x
  3. Step 3: Cross multiply
    49,035.40x = 73,562.70 × 20,955.40
  4. Step 4: Simplify right side
    49,035.40x = 1,541,535,803.58
  5. Step 5: Solve for x
    x = 1,541,535,803.58/49,035.40
  6. Step 6: Final answer
    x = 31,437.20

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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.