Home / 72,020.04-107,964.72-25,247.40

Finding the Fourth Proportional to 72,020.04, 107,964.72 and 25,247.40

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Solution

The fourth proportional to 72,020.04, 107,964.72 and 25,247.40 is: 37,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,020.04 : 107,964.72 = 25,247.40 : x
  2. Step 2: Convert to fraction form
    72,020.04/107,964.72 = 25,247.40/x
  3. Step 3: Cross multiply
    72,020.04x = 107,964.72 × 25,247.40
  4. Step 4: Simplify right side
    72,020.04x = 2,725,828,471.73
  5. Step 5: Solve for x
    x = 2,725,828,471.73/72,020.04
  6. Step 6: Final answer
    x = 37,848.19

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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.