Home / 45,937.81-63,401.06-28,043.19

Finding the Fourth Proportional to 45,937.81, 63,401.06 and 28,043.19

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Solution

The fourth proportional to 45,937.81, 63,401.06 and 28,043.19 is: 38,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,937.81 : 63,401.06 = 28,043.19 : x
  2. Step 2: Convert to fraction form
    45,937.81/63,401.06 = 28,043.19/x
  3. Step 3: Cross multiply
    45,937.81x = 63,401.06 × 28,043.19
  4. Step 4: Simplify right side
    45,937.81x = 1,777,967,971.78
  5. Step 5: Solve for x
    x = 1,777,967,971.78/45,937.81
  6. Step 6: Final answer
    x = 38,703.80

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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.