Home / 179,712.60-248,000.31-99,147.84

Finding the Fourth Proportional to 179,712.60, 248,000.31 and 99,147.84

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Solution

The fourth proportional to 179,712.60, 248,000.31 and 99,147.84 is: 136,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,712.60 : 248,000.31 = 99,147.84 : x
  2. Step 2: Convert to fraction form
    179,712.60/248,000.31 = 99,147.84/x
  3. Step 3: Cross multiply
    179,712.60x = 248,000.31 × 99,147.84
  4. Step 4: Simplify right side
    179,712.60x = 24,588,695,055.83
  5. Step 5: Solve for x
    x = 24,588,695,055.83/179,712.60
  6. Step 6: Final answer
    x = 136,822.32

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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.