Home / 124,941.66-187,412.35-40,701.70

Finding the Fourth Proportional to 124,941.66, 187,412.35 and 40,701.70

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Solution

The fourth proportional to 124,941.66, 187,412.35 and 40,701.70 is: 61,052.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,941.66 : 187,412.35 = 40,701.70 : x
  2. Step 2: Convert to fraction form
    124,941.66/187,412.35 = 40,701.70/x
  3. Step 3: Cross multiply
    124,941.66x = 187,412.35 × 40,701.70
  4. Step 4: Simplify right side
    124,941.66x = 7,628,000,308.93
  5. Step 5: Solve for x
    x = 7,628,000,308.93/124,941.66
  6. Step 6: Final answer
    x = 61,052.50

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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.