Home / 68,890.23-95,068.94-38,263.55

Finding the Fourth Proportional to 68,890.23, 95,068.94 and 38,263.55

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Solution

The fourth proportional to 68,890.23, 95,068.94 and 38,263.55 is: 52,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,890.23 : 95,068.94 = 38,263.55 : x
  2. Step 2: Convert to fraction form
    68,890.23/95,068.94 = 38,263.55/x
  3. Step 3: Cross multiply
    68,890.23x = 95,068.94 × 38,263.55
  4. Step 4: Simplify right side
    68,890.23x = 3,637,674,472.47
  5. Step 5: Solve for x
    x = 3,637,674,472.47/68,890.23
  6. Step 6: Final answer
    x = 52,803.92

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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.