Home / 121,627.36-182,504.16-92,036.32

Finding the Fourth Proportional to 121,627.36, 182,504.16 and 92,036.32

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Solution

The fourth proportional to 121,627.36, 182,504.16 and 92,036.32 is: 138,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,627.36 : 182,504.16 = 92,036.32 : x
  2. Step 2: Convert to fraction form
    121,627.36/182,504.16 = 92,036.32/x
  3. Step 3: Cross multiply
    121,627.36x = 182,504.16 × 92,036.32
  4. Step 4: Simplify right side
    121,627.36x = 16,797,011,271.09
  5. Step 5: Solve for x
    x = 16,797,011,271.09/121,627.36
  6. Step 6: Final answer
    x = 138,102.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.