Home / 85,593.51-118,135.26-57,348.27

Finding the Fourth Proportional to 85,593.51, 118,135.26 and 57,348.27

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Solution

The fourth proportional to 85,593.51, 118,135.26 and 57,348.27 is: 79,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,593.51 : 118,135.26 = 57,348.27 : x
  2. Step 2: Convert to fraction form
    85,593.51/118,135.26 = 57,348.27/x
  3. Step 3: Cross multiply
    85,593.51x = 118,135.26 × 57,348.27
  4. Step 4: Simplify right side
    85,593.51x = 6,774,852,787.00
  5. Step 5: Solve for x
    x = 6,774,852,787.00/85,593.51
  6. Step 6: Final answer
    x = 79,151.48

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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.