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Finding the Fourth Proportional to 76,253.64, 105,204.80 and 46,027.48

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Solution

The fourth proportional to 76,253.64, 105,204.80 and 46,027.48 is: 63,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,253.64 : 105,204.80 = 46,027.48 : x
  2. Step 2: Convert to fraction form
    76,253.64/105,204.80 = 46,027.48/x
  3. Step 3: Cross multiply
    76,253.64x = 105,204.80 × 46,027.48
  4. Step 4: Simplify right side
    76,253.64x = 4,842,311,827.90
  5. Step 5: Solve for x
    x = 4,842,311,827.90/76,253.64
  6. Step 6: Final answer
    x = 63,502.70

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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.