Home / 219,515.56-303,036.18-147,043.24

Finding the Fourth Proportional to 219,515.56, 303,036.18 and 147,043.24

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Solution

The fourth proportional to 219,515.56, 303,036.18 and 147,043.24 is: 202,989.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,515.56 : 303,036.18 = 147,043.24 : x
  2. Step 2: Convert to fraction form
    219,515.56/303,036.18 = 147,043.24/x
  3. Step 3: Cross multiply
    219,515.56x = 303,036.18 × 147,043.24
  4. Step 4: Simplify right side
    219,515.56x = 44,559,421,744.42
  5. Step 5: Solve for x
    x = 44,559,421,744.42/219,515.56
  6. Step 6: Final answer
    x = 202,989.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.