Home / 104,479.07-144,092.32-70,482.15

Finding the Fourth Proportional to 104,479.07, 144,092.32 and 70,482.15

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Solution

The fourth proportional to 104,479.07, 144,092.32 and 70,482.15 is: 97,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,479.07 : 144,092.32 = 70,482.15 : x
  2. Step 2: Convert to fraction form
    104,479.07/144,092.32 = 70,482.15/x
  3. Step 3: Cross multiply
    104,479.07x = 144,092.32 × 70,482.15
  4. Step 4: Simplify right side
    104,479.07x = 10,155,936,335.88
  5. Step 5: Solve for x
    x = 10,155,936,335.88/104,479.07
  6. Step 6: Final answer
    x = 97,205.47

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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.