Home / 124,328.02-186,493.34-99,525.73

Finding the Fourth Proportional to 124,328.02, 186,493.34 and 99,525.73

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Solution

The fourth proportional to 124,328.02, 186,493.34 and 99,525.73 is: 149,289.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,328.02 : 186,493.34 = 99,525.73 : x
  2. Step 2: Convert to fraction form
    124,328.02/186,493.34 = 99,525.73/x
  3. Step 3: Cross multiply
    124,328.02x = 186,493.34 × 99,525.73
  4. Step 4: Simplify right side
    124,328.02x = 18,560,885,803.64
  5. Step 5: Solve for x
    x = 18,560,885,803.64/124,328.02
  6. Step 6: Final answer
    x = 149,289.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.