Home / 117,828.84-162,550.08-70,055.04

Finding the Fourth Proportional to 117,828.84, 162,550.08 and 70,055.04

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Solution

The fourth proportional to 117,828.84, 162,550.08 and 70,055.04 is: 96,644.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,828.84 : 162,550.08 = 70,055.04 : x
  2. Step 2: Convert to fraction form
    117,828.84/162,550.08 = 70,055.04/x
  3. Step 3: Cross multiply
    117,828.84x = 162,550.08 × 70,055.04
  4. Step 4: Simplify right side
    117,828.84x = 11,387,452,356.40
  5. Step 5: Solve for x
    x = 11,387,452,356.40/117,828.84
  6. Step 6: Final answer
    x = 96,644.02

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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.