Home / 48,285.39-72,424.90-16,688.10

Finding the Fourth Proportional to 48,285.39, 72,424.90 and 16,688.10

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Solution

The fourth proportional to 48,285.39, 72,424.90 and 16,688.10 is: 25,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.39 : 72,424.90 = 16,688.10 : x
  2. Step 2: Convert to fraction form
    48,285.39/72,424.90 = 16,688.10/x
  3. Step 3: Cross multiply
    48,285.39x = 72,424.90 × 16,688.10
  4. Step 4: Simplify right side
    48,285.39x = 1,208,633,973.69
  5. Step 5: Solve for x
    x = 1,208,633,973.69/48,285.39
  6. Step 6: Final answer
    x = 25,031.05

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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.