Home / 45,894.47-63,173.18-40,215.83

Finding the Fourth Proportional to 45,894.47, 63,173.18 and 40,215.83

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Solution

The fourth proportional to 45,894.47, 63,173.18 and 40,215.83 is: 55,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,894.47 : 63,173.18 = 40,215.83 : x
  2. Step 2: Convert to fraction form
    45,894.47/63,173.18 = 40,215.83/x
  3. Step 3: Cross multiply
    45,894.47x = 63,173.18 × 40,215.83
  4. Step 4: Simplify right side
    45,894.47x = 2,540,561,666.36
  5. Step 5: Solve for x
    x = 2,540,561,666.36/45,894.47
  6. Step 6: Final answer
    x = 55,356.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.