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Finding the Fourth Proportional to 108,663.52, 163,012.56 and 46,334.56

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Solution

The fourth proportional to 108,663.52, 163,012.56 and 46,334.56 is: 69,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,663.52 : 163,012.56 = 46,334.56 : x
  2. Step 2: Convert to fraction form
    108,663.52/163,012.56 = 46,334.56/x
  3. Step 3: Cross multiply
    108,663.52x = 163,012.56 × 46,334.56
  4. Step 4: Simplify right side
    108,663.52x = 7,553,115,242.07
  5. Step 5: Solve for x
    x = 7,553,115,242.07/108,663.52
  6. Step 6: Final answer
    x = 69,509.21

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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.