Home / 68,588.16-94,645.44-43,437.12

Finding the Fourth Proportional to 68,588.16, 94,645.44 and 43,437.12

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Solution

The fourth proportional to 68,588.16, 94,645.44 and 43,437.12 is: 59,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,588.16 : 94,645.44 = 43,437.12 : x
  2. Step 2: Convert to fraction form
    68,588.16/94,645.44 = 43,437.12/x
  3. Step 3: Cross multiply
    68,588.16x = 94,645.44 × 43,437.12
  4. Step 4: Simplify right side
    68,588.16x = 4,111,125,334.73
  5. Step 5: Solve for x
    x = 4,111,125,334.73/68,588.16
  6. Step 6: Final answer
    x = 59,939.29

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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.