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Finding the Fourth Proportional to 68,598.82, 94,666.73 and 38,384.20

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Solution

The fourth proportional to 68,598.82, 94,666.73 and 38,384.20 is: 52,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,598.82 : 94,666.73 = 38,384.20 : x
  2. Step 2: Convert to fraction form
    68,598.82/94,666.73 = 38,384.20/x
  3. Step 3: Cross multiply
    68,598.82x = 94,666.73 × 38,384.20
  4. Step 4: Simplify right side
    68,598.82x = 3,633,706,697.67
  5. Step 5: Solve for x
    x = 3,633,706,697.67/68,598.82
  6. Step 6: Final answer
    x = 52,970.40

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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.