Home / 81,597.32-112,573.33-60,138.29

Finding the Fourth Proportional to 81,597.32, 112,573.33 and 60,138.29

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Solution

The fourth proportional to 81,597.32, 112,573.33 and 60,138.29 is: 82,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,597.32 : 112,573.33 = 60,138.29 : x
  2. Step 2: Convert to fraction form
    81,597.32/112,573.33 = 60,138.29/x
  3. Step 3: Cross multiply
    81,597.32x = 112,573.33 × 60,138.29
  4. Step 4: Simplify right side
    81,597.32x = 6,769,967,265.11
  5. Step 5: Solve for x
    x = 6,769,967,265.11/81,597.32
  6. Step 6: Final answer
    x = 82,968.01

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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.