Home / 48,285.57-72,425.18-16,688.28

Finding the Fourth Proportional to 48,285.57, 72,425.18 and 16,688.28

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Solution

The fourth proportional to 48,285.57, 72,425.18 and 16,688.28 is: 25,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.57 : 72,425.18 = 16,688.28 : x
  2. Step 2: Convert to fraction form
    48,285.57/72,425.18 = 16,688.28/x
  3. Step 3: Cross multiply
    48,285.57x = 72,425.18 × 16,688.28
  4. Step 4: Simplify right side
    48,285.57x = 1,208,651,682.89
  5. Step 5: Solve for x
    x = 1,208,651,682.89/48,285.57
  6. Step 6: Final answer
    x = 25,031.32

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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.