Home / 141,938.19-195,888.51-106,065.90

Finding the Fourth Proportional to 141,938.19, 195,888.51 and 106,065.90

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Solution

The fourth proportional to 141,938.19, 195,888.51 and 106,065.90 is: 146,381.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,938.19 : 195,888.51 = 106,065.90 : x
  2. Step 2: Convert to fraction form
    141,938.19/195,888.51 = 106,065.90/x
  3. Step 3: Cross multiply
    141,938.19x = 195,888.51 × 106,065.90
  4. Step 4: Simplify right side
    141,938.19x = 20,777,091,112.81
  5. Step 5: Solve for x
    x = 20,777,091,112.81/141,938.19
  6. Step 6: Final answer
    x = 146,381.26

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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.