Home / 180,156.08-248,615.31-99,583.64

Finding the Fourth Proportional to 180,156.08, 248,615.31 and 99,583.64

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Solution

The fourth proportional to 180,156.08, 248,615.31 and 99,583.64 is: 137,425.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,156.08 : 248,615.31 = 99,583.64 : x
  2. Step 2: Convert to fraction form
    180,156.08/248,615.31 = 99,583.64/x
  3. Step 3: Cross multiply
    180,156.08x = 248,615.31 × 99,583.64
  4. Step 4: Simplify right side
    180,156.08x = 24,758,017,529.53
  5. Step 5: Solve for x
    x = 24,758,017,529.53/180,156.08
  6. Step 6: Final answer
    x = 137,425.38

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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.