Home / 42,853.80-59,118.62-27,751.32

Finding the Fourth Proportional to 42,853.80, 59,118.62 and 27,751.32

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Solution

The fourth proportional to 42,853.80, 59,118.62 and 27,751.32 is: 38,284.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.80 : 59,118.62 = 27,751.32 : x
  2. Step 2: Convert to fraction form
    42,853.80/59,118.62 = 27,751.32/x
  3. Step 3: Cross multiply
    42,853.80x = 59,118.62 × 27,751.32
  4. Step 4: Simplify right side
    42,853.80x = 1,640,619,602.82
  5. Step 5: Solve for x
    x = 1,640,619,602.82/42,853.80
  6. Step 6: Final answer
    x = 38,284.11

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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.