Home / 141,347.73-195,057.54-77,684.16

Finding the Fourth Proportional to 141,347.73, 195,057.54 and 77,684.16

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Solution

The fourth proportional to 141,347.73, 195,057.54 and 77,684.16 is: 107,202.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,347.73 : 195,057.54 = 77,684.16 : x
  2. Step 2: Convert to fraction form
    141,347.73/195,057.54 = 77,684.16/x
  3. Step 3: Cross multiply
    141,347.73x = 195,057.54 × 77,684.16
  4. Step 4: Simplify right side
    141,347.73x = 15,152,881,146.57
  5. Step 5: Solve for x
    x = 15,152,881,146.57/141,347.73
  6. Step 6: Final answer
    x = 107,202.86

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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.