Home / 147,629.40-221,472.90-63,389.40

Finding the Fourth Proportional to 147,629.40, 221,472.90 and 63,389.40

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Solution

The fourth proportional to 147,629.40, 221,472.90 and 63,389.40 is: 95,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,629.40 : 221,472.90 = 63,389.40 : x
  2. Step 2: Convert to fraction form
    147,629.40/221,472.90 = 63,389.40/x
  3. Step 3: Cross multiply
    147,629.40x = 221,472.90 × 63,389.40
  4. Step 4: Simplify right side
    147,629.40x = 14,039,034,247.26
  5. Step 5: Solve for x
    x = 14,039,034,247.26/147,629.40
  6. Step 6: Final answer
    x = 95,096.47

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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.