Home / 68,368.56-94,353.34-38,159.76

Finding the Fourth Proportional to 68,368.56, 94,353.34 and 38,159.76

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Solution

The fourth proportional to 68,368.56, 94,353.34 and 38,159.76 is: 52,663.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,368.56 : 94,353.34 = 38,159.76 : x
  2. Step 2: Convert to fraction form
    68,368.56/94,353.34 = 38,159.76/x
  3. Step 3: Cross multiply
    68,368.56x = 94,353.34 × 38,159.76
  4. Step 4: Simplify right side
    68,368.56x = 3,600,500,809.60
  5. Step 5: Solve for x
    x = 3,600,500,809.60/68,368.56
  6. Step 6: Final answer
    x = 52,663.11

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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.