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Finding the Fourth Proportional to 163,792.16, 245,678.24 and 96,361.52

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Solution

The fourth proportional to 163,792.16, 245,678.24 and 96,361.52 is: 144,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,792.16 : 245,678.24 = 96,361.52 : x
  2. Step 2: Convert to fraction form
    163,792.16/245,678.24 = 96,361.52/x
  3. Step 3: Cross multiply
    163,792.16x = 245,678.24 × 96,361.52
  4. Step 4: Simplify right side
    163,792.16x = 23,673,928,637.32
  5. Step 5: Solve for x
    x = 23,673,928,637.32/163,792.16
  6. Step 6: Final answer
    x = 144,536.40

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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.