Home / 40,730.48-61,079.20-17,022.40

Finding the Fourth Proportional to 40,730.48, 61,079.20 and 17,022.40

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Solution

The fourth proportional to 40,730.48, 61,079.20 and 17,022.40 is: 25,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730.48 : 61,079.20 = 17,022.40 : x
  2. Step 2: Convert to fraction form
    40,730.48/61,079.20 = 17,022.40/x
  3. Step 3: Cross multiply
    40,730.48x = 61,079.20 × 17,022.40
  4. Step 4: Simplify right side
    40,730.48x = 1,039,714,574.08
  5. Step 5: Solve for x
    x = 1,039,714,574.08/40,730.48
  6. Step 6: Final answer
    x = 25,526.70

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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.