Home / 96,153.58-132,670.63-55,315.20

Finding the Fourth Proportional to 96,153.58, 132,670.63 and 55,315.20

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Solution

The fourth proportional to 96,153.58, 132,670.63 and 55,315.20 is: 76,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,153.58 : 132,670.63 = 55,315.20 : x
  2. Step 2: Convert to fraction form
    96,153.58/132,670.63 = 55,315.20/x
  3. Step 3: Cross multiply
    96,153.58x = 132,670.63 × 55,315.20
  4. Step 4: Simplify right side
    96,153.58x = 7,338,702,999.23
  5. Step 5: Solve for x
    x = 7,338,702,999.23/96,153.58
  6. Step 6: Final answer
    x = 76,322.72

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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.