Home / 124,911.55-187,312.65-50,006.80

Finding the Fourth Proportional to 124,911.55, 187,312.65 and 50,006.80

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Solution

The fourth proportional to 124,911.55, 187,312.65 and 50,006.80 is: 74,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,911.55 : 187,312.65 = 50,006.80 : x
  2. Step 2: Convert to fraction form
    124,911.55/187,312.65 = 50,006.80/x
  3. Step 3: Cross multiply
    124,911.55x = 187,312.65 × 50,006.80
  4. Step 4: Simplify right side
    124,911.55x = 9,366,906,226.02
  5. Step 5: Solve for x
    x = 9,366,906,226.02/124,911.55
  6. Step 6: Final answer
    x = 74,988.31

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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.