Home / 174,501.10-261,751.65-156,786.40

Finding the Fourth Proportional to 174,501.10, 261,751.65 and 156,786.40

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Solution

The fourth proportional to 174,501.10, 261,751.65 and 156,786.40 is: 235,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,501.10 : 261,751.65 = 156,786.40 : x
  2. Step 2: Convert to fraction form
    174,501.10/261,751.65 = 156,786.40/x
  3. Step 3: Cross multiply
    174,501.10x = 261,751.65 × 156,786.40
  4. Step 4: Simplify right side
    174,501.10x = 41,039,098,897.56
  5. Step 5: Solve for x
    x = 41,039,098,897.56/174,501.10
  6. Step 6: Final answer
    x = 235,179.60

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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.