Home / 92,742.32-127,984.41-52,455.23

Finding the Fourth Proportional to 92,742.32, 127,984.41 and 52,455.23

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Solution

The fourth proportional to 92,742.32, 127,984.41 and 52,455.23 is: 72,388.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,742.32 : 127,984.41 = 52,455.23 : x
  2. Step 2: Convert to fraction form
    92,742.32/127,984.41 = 52,455.23/x
  3. Step 3: Cross multiply
    92,742.32x = 127,984.41 × 52,455.23
  4. Step 4: Simplify right side
    92,742.32x = 6,713,451,023.04
  5. Step 5: Solve for x
    x = 6,713,451,023.04/92,742.32
  6. Step 6: Final answer
    x = 72,388.22

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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.