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Finding the Fourth Proportional to 64,518.83, 89,032.97 and 35,840.34

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Solution

The fourth proportional to 64,518.83, 89,032.97 and 35,840.34 is: 49,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,518.83 : 89,032.97 = 35,840.34 : x
  2. Step 2: Convert to fraction form
    64,518.83/89,032.97 = 35,840.34/x
  3. Step 3: Cross multiply
    64,518.83x = 89,032.97 × 35,840.34
  4. Step 4: Simplify right side
    64,518.83x = 3,190,971,736.81
  5. Step 5: Solve for x
    x = 3,190,971,736.81/64,518.83
  6. Step 6: Final answer
    x = 49,458.00

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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.