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Finding the Fourth Proportional to 93,763.26, 129,396.87 and 53,483.58

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Solution

The fourth proportional to 93,763.26, 129,396.87 and 53,483.58 is: 73,809.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,763.26 : 129,396.87 = 53,483.58 : x
  2. Step 2: Convert to fraction form
    93,763.26/129,396.87 = 53,483.58/x
  3. Step 3: Cross multiply
    93,763.26x = 129,396.87 × 53,483.58
  4. Step 4: Simplify right side
    93,763.26x = 6,920,607,848.39
  5. Step 5: Solve for x
    x = 6,920,607,848.39/93,763.26
  6. Step 6: Final answer
    x = 73,809.38

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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.