Home / 54,799.68-75,623.28-29,649.12

Finding the Fourth Proportional to 54,799.68, 75,623.28 and 29,649.12

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Solution

The fourth proportional to 54,799.68, 75,623.28 and 29,649.12 is: 40,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,799.68 : 75,623.28 = 29,649.12 : x
  2. Step 2: Convert to fraction form
    54,799.68/75,623.28 = 29,649.12/x
  3. Step 3: Cross multiply
    54,799.68x = 75,623.28 × 29,649.12
  4. Step 4: Simplify right side
    54,799.68x = 2,242,163,703.51
  5. Step 5: Solve for x
    x = 2,242,163,703.51/54,799.68
  6. Step 6: Final answer
    x = 40,915.63

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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.