Home / 174,172.07-261,126.48-89,895.62

Finding the Fourth Proportional to 174,172.07, 261,126.48 and 89,895.62

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Solution

The fourth proportional to 174,172.07, 261,126.48 and 89,895.62 is: 134,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,172.07 : 261,126.48 = 89,895.62 : x
  2. Step 2: Convert to fraction form
    174,172.07/261,126.48 = 89,895.62/x
  3. Step 3: Cross multiply
    174,172.07x = 261,126.48 × 89,895.62
  4. Step 4: Simplify right side
    174,172.07x = 23,474,126,818.02
  5. Step 5: Solve for x
    x = 23,474,126,818.02/174,172.07
  6. Step 6: Final answer
    x = 134,775.49

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1.5x scale

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.