Home / 130,023.21-194,925.38-63,428.97

Finding the Fourth Proportional to 130,023.21, 194,925.38 and 63,428.97

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Solution

The fourth proportional to 130,023.21, 194,925.38 and 63,428.97 is: 95,090.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.21 : 194,925.38 = 63,428.97 : x
  2. Step 2: Convert to fraction form
    130,023.21/194,925.38 = 63,428.97/x
  3. Step 3: Cross multiply
    130,023.21x = 194,925.38 × 63,428.97
  4. Step 4: Simplify right side
    130,023.21x = 12,363,915,763.11
  5. Step 5: Solve for x
    x = 12,363,915,763.11/130,023.21
  6. Step 6: Final answer
    x = 95,090.07

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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.