Home / 96,129.85-144,194.71-70,000.81

Finding the Fourth Proportional to 96,129.85, 144,194.71 and 70,000.81

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Solution

The fourth proportional to 96,129.85, 144,194.71 and 70,000.81 is: 105,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,129.85 : 144,194.71 = 70,000.81 : x
  2. Step 2: Convert to fraction form
    96,129.85/144,194.71 = 70,000.81/x
  3. Step 3: Cross multiply
    96,129.85x = 144,194.71 × 70,000.81
  4. Step 4: Simplify right side
    96,129.85x = 10,093,746,497.72
  5. Step 5: Solve for x
    x = 10,093,746,497.72/96,129.85
  6. Step 6: Final answer
    x = 105,001.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.