Home / 104,802.33-144,723.28-66,574.20

Finding the Fourth Proportional to 104,802.33, 144,723.28 and 66,574.20

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Solution

The fourth proportional to 104,802.33, 144,723.28 and 66,574.20 is: 91,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,802.33 : 144,723.28 = 66,574.20 : x
  2. Step 2: Convert to fraction form
    104,802.33/144,723.28 = 66,574.20/x
  3. Step 3: Cross multiply
    104,802.33x = 144,723.28 × 66,574.20
  4. Step 4: Simplify right side
    104,802.33x = 9,634,836,059.13
  5. Step 5: Solve for x
    x = 9,634,836,059.13/104,802.33
  6. Step 6: Final answer
    x = 91,933.42

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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.