Home / 35,937.20-53,913.99-10,980.80

Finding the Fourth Proportional to 35,937.20, 53,913.99 and 10,980.80

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Solution

The fourth proportional to 35,937.20, 53,913.99 and 10,980.80 is: 16,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.20 : 53,913.99 = 10,980.80 : x
  2. Step 2: Convert to fraction form
    35,937.20/53,913.99 = 10,980.80/x
  3. Step 3: Cross multiply
    35,937.20x = 53,913.99 × 10,980.80
  4. Step 4: Simplify right side
    35,937.20x = 592,018,471.82
  5. Step 5: Solve for x
    x = 592,018,471.82/35,937.20
  6. Step 6: Final answer
    x = 16,473.70

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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.