Home / 48,300.13-72,450.20-15,022.30

Finding the Fourth Proportional to 48,300.13, 72,450.20 and 15,022.30

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Solution

The fourth proportional to 48,300.13, 72,450.20 and 15,022.30 is: 22,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,300.13 : 72,450.20 = 15,022.30 : x
  2. Step 2: Convert to fraction form
    48,300.13/72,450.20 = 15,022.30/x
  3. Step 3: Cross multiply
    48,300.13x = 72,450.20 × 15,022.30
  4. Step 4: Simplify right side
    48,300.13x = 1,088,368,639.46
  5. Step 5: Solve for x
    x = 1,088,368,639.46/48,300.13
  6. Step 6: Final answer
    x = 22,533.45

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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.