Home / 165,411.92-248,011.27-70,703.89

Finding the Fourth Proportional to 165,411.92, 248,011.27 and 70,703.89

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Solution

The fourth proportional to 165,411.92, 248,011.27 and 70,703.89 is: 106,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,411.92 : 248,011.27 = 70,703.89 : x
  2. Step 2: Convert to fraction form
    165,411.92/248,011.27 = 70,703.89/x
  3. Step 3: Cross multiply
    165,411.92x = 248,011.27 × 70,703.89
  4. Step 4: Simplify right side
    165,411.92x = 17,535,360,756.05
  5. Step 5: Solve for x
    x = 17,535,360,756.05/165,411.92
  6. Step 6: Final answer
    x = 106,010.26

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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.