Home / 42,047.64-57,965.45-33,079.58

Finding the Fourth Proportional to 42,047.64, 57,965.45 and 33,079.58

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Solution

The fourth proportional to 42,047.64, 57,965.45 and 33,079.58 is: 45,602.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,047.64 : 57,965.45 = 33,079.58 : x
  2. Step 2: Convert to fraction form
    42,047.64/57,965.45 = 33,079.58/x
  3. Step 3: Cross multiply
    42,047.64x = 57,965.45 × 33,079.58
  4. Step 4: Simplify right side
    42,047.64x = 1,917,472,285.29
  5. Step 5: Solve for x
    x = 1,917,472,285.29/42,047.64
  6. Step 6: Final answer
    x = 45,602.38

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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.