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Finding the Fourth Proportional to 58,490.71, 80,673.87 and 37,276.81

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Solution

The fourth proportional to 58,490.71, 80,673.87 and 37,276.81 is: 51,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,490.71 : 80,673.87 = 37,276.81 : x
  2. Step 2: Convert to fraction form
    58,490.71/80,673.87 = 37,276.81/x
  3. Step 3: Cross multiply
    58,490.71x = 80,673.87 × 37,276.81
  4. Step 4: Simplify right side
    58,490.71x = 3,007,264,462.06
  5. Step 5: Solve for x
    x = 3,007,264,462.06/58,490.71
  6. Step 6: Final answer
    x = 51,414.40

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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.