Home / 119,619.24-165,068.43-65,903.17

Finding the Fourth Proportional to 119,619.24, 165,068.43 and 65,903.17

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Solution

The fourth proportional to 119,619.24, 165,068.43 and 65,903.17 is: 90,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,619.24 : 165,068.43 = 65,903.17 : x
  2. Step 2: Convert to fraction form
    119,619.24/165,068.43 = 65,903.17/x
  3. Step 3: Cross multiply
    119,619.24x = 165,068.43 × 65,903.17
  4. Step 4: Simplify right side
    119,619.24x = 10,878,532,803.92
  5. Step 5: Solve for x
    x = 10,878,532,803.92/119,619.24
  6. Step 6: Final answer
    x = 90,943.00

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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.