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Finding the Fourth Proportional to 58,643.31, 87,970.14 and 16,523.76

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Solution

The fourth proportional to 58,643.31, 87,970.14 and 16,523.76 is: 24,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,643.31 : 87,970.14 = 16,523.76 : x
  2. Step 2: Convert to fraction form
    58,643.31/87,970.14 = 16,523.76/x
  3. Step 3: Cross multiply
    58,643.31x = 87,970.14 × 16,523.76
  4. Step 4: Simplify right side
    58,643.31x = 1,453,597,480.53
  5. Step 5: Solve for x
    x = 1,453,597,480.53/58,643.31
  6. Step 6: Final answer
    x = 24,787.10

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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.