Home / 180,221.00-248,700.56-99,646.44

Finding the Fourth Proportional to 180,221.00, 248,700.56 and 99,646.44

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Solution

The fourth proportional to 180,221.00, 248,700.56 and 99,646.44 is: 137,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,221.00 : 248,700.56 = 99,646.44 : x
  2. Step 2: Convert to fraction form
    180,221.00/248,700.56 = 99,646.44/x
  3. Step 3: Cross multiply
    180,221.00x = 248,700.56 × 99,646.44
  4. Step 4: Simplify right side
    180,221.00x = 24,782,124,931.77
  5. Step 5: Solve for x
    x = 24,782,124,931.77/180,221.00
  6. Step 6: Final answer
    x = 137,509.64

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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.