Home / 84,946.73-117,262.08-57,356.51

Finding the Fourth Proportional to 84,946.73, 117,262.08 and 57,356.51

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Solution

The fourth proportional to 84,946.73, 117,262.08 and 57,356.51 is: 79,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,946.73 : 117,262.08 = 57,356.51 : x
  2. Step 2: Convert to fraction form
    84,946.73/117,262.08 = 57,356.51/x
  3. Step 3: Cross multiply
    84,946.73x = 117,262.08 × 57,356.51
  4. Step 4: Simplify right side
    84,946.73x = 6,725,743,077.83
  5. Step 5: Solve for x
    x = 6,725,743,077.83/84,946.73
  6. Step 6: Final answer
    x = 79,176.01

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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.