Home / 176,461.25-243,525.86-99,995.18

Finding the Fourth Proportional to 176,461.25, 243,525.86 and 99,995.18

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Solution

The fourth proportional to 176,461.25, 243,525.86 and 99,995.18 is: 137,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,461.25 : 243,525.86 = 99,995.18 : x
  2. Step 2: Convert to fraction form
    176,461.25/243,525.86 = 99,995.18/x
  3. Step 3: Cross multiply
    176,461.25x = 243,525.86 × 99,995.18
  4. Step 4: Simplify right side
    176,461.25x = 24,351,410,862.73
  5. Step 5: Solve for x
    x = 24,351,410,862.73/176,461.25
  6. Step 6: Final answer
    x = 137,998.63

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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.