Home / 124,858.29-187,199.82-45,962.40

Finding the Fourth Proportional to 124,858.29, 187,199.82 and 45,962.40

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Solution

The fourth proportional to 124,858.29, 187,199.82 and 45,962.40 is: 68,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858.29 : 187,199.82 = 45,962.40 : x
  2. Step 2: Convert to fraction form
    124,858.29/187,199.82 = 45,962.40/x
  3. Step 3: Cross multiply
    124,858.29x = 187,199.82 × 45,962.40
  4. Step 4: Simplify right side
    124,858.29x = 8,604,153,006.77
  5. Step 5: Solve for x
    x = 8,604,153,006.77/124,858.29
  6. Step 6: Final answer
    x = 68,911.35

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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.