Home / 104,800.68-144,587.43-70,353.81

Finding the Fourth Proportional to 104,800.68, 144,587.43 and 70,353.81

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Solution

The fourth proportional to 104,800.68, 144,587.43 and 70,353.81 is: 97,063.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,800.68 : 144,587.43 = 70,353.81 : x
  2. Step 2: Convert to fraction form
    104,800.68/144,587.43 = 70,353.81/x
  3. Step 3: Cross multiply
    104,800.68x = 144,587.43 × 70,353.81
  4. Step 4: Simplify right side
    104,800.68x = 10,172,276,578.61
  5. Step 5: Solve for x
    x = 10,172,276,578.61/104,800.68
  6. Step 6: Final answer
    x = 97,063.08

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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.