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Finding the Fourth Proportional to 93,620.52, 129,164.77 and 53,305.77

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Solution

The fourth proportional to 93,620.52, 129,164.77 and 53,305.77 is: 73,544.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,620.52 : 129,164.77 = 53,305.77 : x
  2. Step 2: Convert to fraction form
    93,620.52/129,164.77 = 53,305.77/x
  3. Step 3: Cross multiply
    93,620.52x = 129,164.77 × 53,305.77
  4. Step 4: Simplify right side
    93,620.52x = 6,885,227,521.72
  5. Step 5: Solve for x
    x = 6,885,227,521.72/93,620.52
  6. Step 6: Final answer
    x = 73,544.00

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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.