Home / 141,201.01-194,983.97-105,328.74

Finding the Fourth Proportional to 141,201.01, 194,983.97 and 105,328.74

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Solution

The fourth proportional to 141,201.01, 194,983.97 and 105,328.74 is: 145,448.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,201.01 : 194,983.97 = 105,328.74 : x
  2. Step 2: Convert to fraction form
    141,201.01/194,983.97 = 105,328.74/x
  3. Step 3: Cross multiply
    141,201.01x = 194,983.97 × 105,328.74
  4. Step 4: Simplify right side
    141,201.01x = 20,537,415,880.30
  5. Step 5: Solve for x
    x = 20,537,415,880.30/141,201.01
  6. Step 6: Final answer
    x = 145,448.08

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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.