Home / 68,934.99-95,125.88-38,719.49

Finding the Fourth Proportional to 68,934.99, 95,125.88 and 38,719.49

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Solution

The fourth proportional to 68,934.99, 95,125.88 and 38,719.49 is: 53,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,934.99 : 95,125.88 = 38,719.49 : x
  2. Step 2: Convert to fraction form
    68,934.99/95,125.88 = 38,719.49/x
  3. Step 3: Cross multiply
    68,934.99x = 95,125.88 × 38,719.49
  4. Step 4: Simplify right side
    68,934.99x = 3,683,225,894.01
  5. Step 5: Solve for x
    x = 3,683,225,894.01/68,934.99
  6. Step 6: Final answer
    x = 53,430.43

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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.