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Finding the Fourth Proportional to 58,409.63, 80,605.24 and 31,552.13

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Solution

The fourth proportional to 58,409.63, 80,605.24 and 31,552.13 is: 43,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,409.63 : 80,605.24 = 31,552.13 : x
  2. Step 2: Convert to fraction form
    58,409.63/80,605.24 = 31,552.13/x
  3. Step 3: Cross multiply
    58,409.63x = 80,605.24 × 31,552.13
  4. Step 4: Simplify right side
    58,409.63x = 2,543,266,853.40
  5. Step 5: Solve for x
    x = 2,543,266,853.40/58,409.63
  6. Step 6: Final answer
    x = 43,541.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.