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Finding the Fourth Proportional to 117,598.58, 162,283.30 and 63,882.40

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Solution

The fourth proportional to 117,598.58, 162,283.30 and 63,882.40 is: 88,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,598.58 : 162,283.30 = 63,882.40 : x
  2. Step 2: Convert to fraction form
    117,598.58/162,283.30 = 63,882.40/x
  3. Step 3: Cross multiply
    117,598.58x = 162,283.30 × 63,882.40
  4. Step 4: Simplify right side
    117,598.58x = 10,367,046,683.92
  5. Step 5: Solve for x
    x = 10,367,046,683.92/117,598.58
  6. Step 6: Final answer
    x = 88,156.22

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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.