Home / 141,411.32-195,148.26-76,881.18

Finding the Fourth Proportional to 141,411.32, 195,148.26 and 76,881.18

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Solution

The fourth proportional to 141,411.32, 195,148.26 and 76,881.18 is: 106,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,411.32 : 195,148.26 = 76,881.18 : x
  2. Step 2: Convert to fraction form
    141,411.32/195,148.26 = 76,881.18/x
  3. Step 3: Cross multiply
    141,411.32x = 195,148.26 × 76,881.18
  4. Step 4: Simplify right side
    141,411.32x = 15,003,228,503.75
  5. Step 5: Solve for x
    x = 15,003,228,503.75/141,411.32
  6. Step 6: Final answer
    x = 106,096.38

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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.