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Finding the Fourth Proportional to 58,013.76, 80,030.52 and 37,861.32

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Solution

The fourth proportional to 58,013.76, 80,030.52 and 37,861.32 is: 52,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,013.76 : 80,030.52 = 37,861.32 : x
  2. Step 2: Convert to fraction form
    58,013.76/80,030.52 = 37,861.32/x
  3. Step 3: Cross multiply
    58,013.76x = 80,030.52 × 37,861.32
  4. Step 4: Simplify right side
    58,013.76x = 3,030,061,127.49
  5. Step 5: Solve for x
    x = 3,030,061,127.49/58,013.76
  6. Step 6: Final answer
    x = 52,230.04

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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.