Home / 104,746.20-144,551.10-57,000.84

Finding the Fourth Proportional to 104,746.20, 144,551.10 and 57,000.84

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Solution

The fourth proportional to 104,746.20, 144,551.10 and 57,000.84 is: 78,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,746.20 : 144,551.10 = 57,000.84 : x
  2. Step 2: Convert to fraction form
    104,746.20/144,551.10 = 57,000.84/x
  3. Step 3: Cross multiply
    104,746.20x = 144,551.10 × 57,000.84
  4. Step 4: Simplify right side
    104,746.20x = 8,239,534,122.92
  5. Step 5: Solve for x
    x = 8,239,534,122.92/104,746.20
  6. Step 6: Final answer
    x = 78,661.89

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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.