Home / 174,430.80-261,953.40-168,901.20

Finding the Fourth Proportional to 174,430.80, 261,953.40 and 168,901.20

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Solution

The fourth proportional to 174,430.80, 261,953.40 and 168,901.20 is: 253,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,430.80 : 261,953.40 = 168,901.20 : x
  2. Step 2: Convert to fraction form
    174,430.80/261,953.40 = 168,901.20/x
  3. Step 3: Cross multiply
    174,430.80x = 261,953.40 × 168,901.20
  4. Step 4: Simplify right side
    174,430.80x = 44,244,243,604.08
  5. Step 5: Solve for x
    x = 44,244,243,604.08/174,430.80
  6. Step 6: Final answer
    x = 253,649.26

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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.