Home / 105,007.66-144,914.07-57,263.62

Finding the Fourth Proportional to 105,007.66, 144,914.07 and 57,263.62

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Solution

The fourth proportional to 105,007.66, 144,914.07 and 57,263.62 is: 79,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,007.66 : 144,914.07 = 57,263.62 : x
  2. Step 2: Convert to fraction form
    105,007.66/144,914.07 = 57,263.62/x
  3. Step 3: Cross multiply
    105,007.66x = 144,914.07 × 57,263.62
  4. Step 4: Simplify right side
    105,007.66x = 8,298,304,237.13
  5. Step 5: Solve for x
    x = 8,298,304,237.13/105,007.66
  6. Step 6: Final answer
    x = 79,025.70

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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.