Home / 101,577.63-140,200.46-67,587.55

Finding the Fourth Proportional to 101,577.63, 140,200.46 and 67,587.55

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Solution

The fourth proportional to 101,577.63, 140,200.46 and 67,587.55 is: 93,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,577.63 : 140,200.46 = 67,587.55 : x
  2. Step 2: Convert to fraction form
    101,577.63/140,200.46 = 67,587.55/x
  3. Step 3: Cross multiply
    101,577.63x = 140,200.46 × 67,587.55
  4. Step 4: Simplify right side
    101,577.63x = 9,475,805,165.29
  5. Step 5: Solve for x
    x = 9,475,805,165.29/101,577.63
  6. Step 6: Final answer
    x = 93,286.33

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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.