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Finding the Fourth Proportional to 53,246.64, 73,483.72 and 30,592.88

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Solution

The fourth proportional to 53,246.64, 73,483.72 and 30,592.88 is: 42,220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,246.64 : 73,483.72 = 30,592.88 : x
  2. Step 2: Convert to fraction form
    53,246.64/73,483.72 = 30,592.88/x
  3. Step 3: Cross multiply
    53,246.64x = 73,483.72 × 30,592.88
  4. Step 4: Simplify right side
    53,246.64x = 2,248,078,627.91
  5. Step 5: Solve for x
    x = 2,248,078,627.91/53,246.64
  6. Step 6: Final answer
    x = 42,220.10

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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.