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Finding the Fourth Proportional to 58,838.55, 88,230.10 and 21,372.21

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Solution

The fourth proportional to 58,838.55, 88,230.10 and 21,372.21 is: 32,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,838.55 : 88,230.10 = 21,372.21 : x
  2. Step 2: Convert to fraction form
    58,838.55/88,230.10 = 21,372.21/x
  3. Step 3: Cross multiply
    58,838.55x = 88,230.10 × 21,372.21
  4. Step 4: Simplify right side
    58,838.55x = 1,885,672,225.52
  5. Step 5: Solve for x
    x = 1,885,672,225.52/58,838.55
  6. Step 6: Final answer
    x = 32,048.24

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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.