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Finding the Fourth Proportional to 93,767.63, 129,399.93 and 53,480.96

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Solution

The fourth proportional to 93,767.63, 129,399.93 and 53,480.96 is: 73,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,767.63 : 129,399.93 = 53,480.96 : x
  2. Step 2: Convert to fraction form
    93,767.63/129,399.93 = 53,480.96/x
  3. Step 3: Cross multiply
    93,767.63x = 129,399.93 × 53,480.96
  4. Step 4: Simplify right side
    93,767.63x = 6,920,432,318.58
  5. Step 5: Solve for x
    x = 6,920,432,318.58/93,767.63
  6. Step 6: Final answer
    x = 73,804.07

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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.