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Finding the Fourth Proportional to 163,361.34, 245,055.96 and 45,032.76

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Solution

The fourth proportional to 163,361.34, 245,055.96 and 45,032.76 is: 67,552.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,361.34 : 245,055.96 = 45,032.76 : x
  2. Step 2: Convert to fraction form
    163,361.34/245,055.96 = 45,032.76/x
  3. Step 3: Cross multiply
    163,361.34x = 245,055.96 × 45,032.76
  4. Step 4: Simplify right side
    163,361.34x = 11,035,546,233.25
  5. Step 5: Solve for x
    x = 11,035,546,233.25/163,361.34
  6. Step 6: Final answer
    x = 67,552.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.