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Finding the Fourth Proportional to 58,409.61, 80,605.57 and 32,916.36

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Solution

The fourth proportional to 58,409.61, 80,605.57 and 32,916.36 is: 45,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,409.61 : 80,605.57 = 32,916.36 : x
  2. Step 2: Convert to fraction form
    58,409.61/80,605.57 = 32,916.36/x
  3. Step 3: Cross multiply
    58,409.61x = 80,605.57 × 32,916.36
  4. Step 4: Simplify right side
    58,409.61x = 2,653,242,082.18
  5. Step 5: Solve for x
    x = 2,653,242,082.18/58,409.61
  6. Step 6: Final answer
    x = 45,424.76

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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.