Home / 125,161.00-187,783.41-40,925.05

Finding the Fourth Proportional to 125,161.00, 187,783.41 and 40,925.05

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Solution

The fourth proportional to 125,161.00, 187,783.41 and 40,925.05 is: 61,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,161.00 : 187,783.41 = 40,925.05 : x
  2. Step 2: Convert to fraction form
    125,161.00/187,783.41 = 40,925.05/x
  3. Step 3: Cross multiply
    125,161.00x = 187,783.41 × 40,925.05
  4. Step 4: Simplify right side
    125,161.00x = 7,685,045,127.43
  5. Step 5: Solve for x
    x = 7,685,045,127.43/125,161.00
  6. Step 6: Final answer
    x = 61,401.28

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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.