Home / 155,577.94-214,701.90-95,147.50

Finding the Fourth Proportional to 155,577.94, 214,701.90 and 95,147.50

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Solution

The fourth proportional to 155,577.94, 214,701.90 and 95,147.50 is: 131,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,577.94 : 214,701.90 = 95,147.50 : x
  2. Step 2: Convert to fraction form
    155,577.94/214,701.90 = 95,147.50/x
  3. Step 3: Cross multiply
    155,577.94x = 214,701.90 × 95,147.50
  4. Step 4: Simplify right side
    155,577.94x = 20,428,349,030.25
  5. Step 5: Solve for x
    x = 20,428,349,030.25/155,577.94
  6. Step 6: Final answer
    x = 131,306.21

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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.