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Finding the Fourth Proportional to 108,759.16, 163,203.32 and 58,838.16

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Solution

The fourth proportional to 108,759.16, 163,203.32 and 58,838.16 is: 88,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,759.16 : 163,203.32 = 58,838.16 : x
  2. Step 2: Convert to fraction form
    108,759.16/163,203.32 = 58,838.16/x
  3. Step 3: Cross multiply
    108,759.16x = 163,203.32 × 58,838.16
  4. Step 4: Simplify right side
    108,759.16x = 9,602,583,054.69
  5. Step 5: Solve for x
    x = 9,602,583,054.69/108,759.16
  6. Step 6: Final answer
    x = 88,292.18

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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.