Home / 262,614.04-393,888.18-73,088.62

Finding the Fourth Proportional to 262,614.04, 393,888.18 and 73,088.62

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Solution

The fourth proportional to 262,614.04, 393,888.18 and 73,088.62 is: 109,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,614.04 : 393,888.18 = 73,088.62 : x
  2. Step 2: Convert to fraction form
    262,614.04/393,888.18 = 73,088.62/x
  3. Step 3: Cross multiply
    262,614.04x = 393,888.18 × 73,088.62
  4. Step 4: Simplify right side
    262,614.04x = 28,788,743,510.51
  5. Step 5: Solve for x
    x = 28,788,743,510.51/262,614.04
  6. Step 6: Final answer
    x = 109,623.78

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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.