Home / 70,188.02-96,859.10-38,356.94

Finding the Fourth Proportional to 70,188.02, 96,859.10 and 38,356.94

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Solution

The fourth proportional to 70,188.02, 96,859.10 and 38,356.94 is: 52,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,188.02 : 96,859.10 = 38,356.94 : x
  2. Step 2: Convert to fraction form
    70,188.02/96,859.10 = 38,356.94/x
  3. Step 3: Cross multiply
    70,188.02x = 96,859.10 × 38,356.94
  4. Step 4: Simplify right side
    70,188.02x = 3,715,218,687.15
  5. Step 5: Solve for x
    x = 3,715,218,687.15/70,188.02
  6. Step 6: Final answer
    x = 52,932.38

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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.