Home / 124,362.28-171,623.58-67,777.30

Finding the Fourth Proportional to 124,362.28, 171,623.58 and 67,777.30

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Solution

The fourth proportional to 124,362.28, 171,623.58 and 67,777.30 is: 93,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,362.28 : 171,623.58 = 67,777.30 : x
  2. Step 2: Convert to fraction form
    124,362.28/171,623.58 = 67,777.30/x
  3. Step 3: Cross multiply
    124,362.28x = 171,623.58 × 67,777.30
  4. Step 4: Simplify right side
    124,362.28x = 11,632,182,868.73
  5. Step 5: Solve for x
    x = 11,632,182,868.73/124,362.28
  6. Step 6: Final answer
    x = 93,534.65

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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.