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Finding the Fourth Proportional to 63,621.51, 87,801.63 and 35,327.40

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Solution

The fourth proportional to 63,621.51, 87,801.63 and 35,327.40 is: 48,754.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,621.51 : 87,801.63 = 35,327.40 : x
  2. Step 2: Convert to fraction form
    63,621.51/87,801.63 = 35,327.40/x
  3. Step 3: Cross multiply
    63,621.51x = 87,801.63 × 35,327.40
  4. Step 4: Simplify right side
    63,621.51x = 3,101,803,303.66
  5. Step 5: Solve for x
    x = 3,101,803,303.66/63,621.51
  6. Step 6: Final answer
    x = 48,754.00

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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.