Home / 105,066.06-144,980.13-64,797.93

Finding the Fourth Proportional to 105,066.06, 144,980.13 and 64,797.93

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Solution

The fourth proportional to 105,066.06, 144,980.13 and 64,797.93 is: 89,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,066.06 : 144,980.13 = 64,797.93 : x
  2. Step 2: Convert to fraction form
    105,066.06/144,980.13 = 64,797.93/x
  3. Step 3: Cross multiply
    105,066.06x = 144,980.13 × 64,797.93
  4. Step 4: Simplify right side
    105,066.06x = 9,394,412,315.13
  5. Step 5: Solve for x
    x = 9,394,412,315.13/105,066.06
  6. Step 6: Final answer
    x = 89,414.34

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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.