Home / 104,424.10-144,105.39-56,677.45

Finding the Fourth Proportional to 104,424.10, 144,105.39 and 56,677.45

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Solution

The fourth proportional to 104,424.10, 144,105.39 and 56,677.45 is: 78,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,424.10 : 144,105.39 = 56,677.45 : x
  2. Step 2: Convert to fraction form
    104,424.10/144,105.39 = 56,677.45/x
  3. Step 3: Cross multiply
    104,424.10x = 144,105.39 × 56,677.45
  4. Step 4: Simplify right side
    104,424.10x = 8,167,526,036.46
  5. Step 5: Solve for x
    x = 8,167,526,036.46/104,424.10
  6. Step 6: Final answer
    x = 78,214.95

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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.