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Finding the Fourth Proportional to 173,789.30, 260,688.48 and 55,460.48

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Solution

The fourth proportional to 173,789.30, 260,688.48 and 55,460.48 is: 83,192.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,789.30 : 260,688.48 = 55,460.48 : x
  2. Step 2: Convert to fraction form
    173,789.30/260,688.48 = 55,460.48/x
  3. Step 3: Cross multiply
    173,789.30x = 260,688.48 × 55,460.48
  4. Step 4: Simplify right side
    173,789.30x = 14,457,908,231.27
  5. Step 5: Solve for x
    x = 14,457,908,231.27/173,789.30
  6. Step 6: Final answer
    x = 83,192.17

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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.