Home / 141,225.90-194,810.40-84,604.48

Finding the Fourth Proportional to 141,225.90, 194,810.40 and 84,604.48

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Solution

The fourth proportional to 141,225.90, 194,810.40 and 84,604.48 is: 116,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,225.90 : 194,810.40 = 84,604.48 : x
  2. Step 2: Convert to fraction form
    141,225.90/194,810.40 = 84,604.48/x
  3. Step 3: Cross multiply
    141,225.90x = 194,810.40 × 84,604.48
  4. Step 4: Simplify right side
    141,225.90x = 16,481,832,590.59
  5. Step 5: Solve for x
    x = 16,481,832,590.59/141,225.90
  6. Step 6: Final answer
    x = 116,705.45

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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.