Home / 104,929.84-144,756.90-70,925.92

Finding the Fourth Proportional to 104,929.84, 144,756.90 and 70,925.92

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Solution

The fourth proportional to 104,929.84, 144,756.90 and 70,925.92 is: 97,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.84 : 144,756.90 = 70,925.92 : x
  2. Step 2: Convert to fraction form
    104,929.84/144,756.90 = 70,925.92/x
  3. Step 3: Cross multiply
    104,929.84x = 144,756.90 × 70,925.92
  4. Step 4: Simplify right side
    104,929.84x = 10,267,016,308.85
  5. Step 5: Solve for x
    x = 10,267,016,308.85/104,929.84
  6. Step 6: Final answer
    x = 97,846.49

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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.