Home / 219,784.10-329,676.15-148,925.30

Finding the Fourth Proportional to 219,784.10, 329,676.15 and 148,925.30

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Solution

The fourth proportional to 219,784.10, 329,676.15 and 148,925.30 is: 223,387.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,784.10 : 329,676.15 = 148,925.30 : x
  2. Step 2: Convert to fraction form
    219,784.10/329,676.15 = 148,925.30/x
  3. Step 3: Cross multiply
    219,784.10x = 329,676.15 × 148,925.30
  4. Step 4: Simplify right side
    219,784.10x = 49,097,119,541.60
  5. Step 5: Solve for x
    x = 49,097,119,541.60/219,784.10
  6. Step 6: Final answer
    x = 223,387.95

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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.