Home / 168,389.10-232,402.50-104,747.40

Finding the Fourth Proportional to 168,389.10, 232,402.50 and 104,747.40

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Solution

The fourth proportional to 168,389.10, 232,402.50 and 104,747.40 is: 144,567.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,389.10 : 232,402.50 = 104,747.40 : x
  2. Step 2: Convert to fraction form
    168,389.10/232,402.50 = 104,747.40/x
  3. Step 3: Cross multiply
    168,389.10x = 232,402.50 × 104,747.40
  4. Step 4: Simplify right side
    168,389.10x = 24,343,557,628.50
  5. Step 5: Solve for x
    x = 24,343,557,628.50/168,389.10
  6. Step 6: Final answer
    x = 144,567.30

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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.