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Finding the Fourth Proportional to 163,957.92, 245,945.70 and 51,646.92

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Solution

The fourth proportional to 163,957.92, 245,945.70 and 51,646.92 is: 77,473.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,957.92 : 245,945.70 = 51,646.92 : x
  2. Step 2: Convert to fraction form
    163,957.92/245,945.70 = 51,646.92/x
  3. Step 3: Cross multiply
    163,957.92x = 245,945.70 × 51,646.92
  4. Step 4: Simplify right side
    163,957.92x = 12,702,337,892.24
  5. Step 5: Solve for x
    x = 12,702,337,892.24/163,957.92
  6. Step 6: Final answer
    x = 77,473.16

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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.