Home / 73,809.04-110,746-38,740.56

Finding the Fourth Proportional to 73,809.04, 110,746 and 38,740.56

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Solution

The fourth proportional to 73,809.04, 110,746 and 38,740.56 is: 58,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,809.04 : 110,746 = 38,740.56 : x
  2. Step 2: Convert to fraction form
    73,809.04/110,746 = 38,740.56/x
  3. Step 3: Cross multiply
    73,809.04x = 110,746 × 38,740.56
  4. Step 4: Simplify right side
    73,809.04x = 4,290,362,057.76
  5. Step 5: Solve for x
    x = 4,290,362,057.76/73,809.04
  6. Step 6: Final answer
    x = 58,127.87

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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.