Home / 124,923.42-187,084.85-71,453.34

Finding the Fourth Proportional to 124,923.42, 187,084.85 and 71,453.34

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Solution

The fourth proportional to 124,923.42, 187,084.85 and 71,453.34 is: 107,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,923.42 : 187,084.85 = 71,453.34 : x
  2. Step 2: Convert to fraction form
    124,923.42/187,084.85 = 71,453.34/x
  3. Step 3: Cross multiply
    124,923.42x = 187,084.85 × 71,453.34
  4. Step 4: Simplify right side
    124,923.42x = 13,367,837,038.63
  5. Step 5: Solve for x
    x = 13,367,837,038.63/124,923.42
  6. Step 6: Final answer
    x = 107,008.25

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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.