Home / 35,395.72-53,101.50-10,435.48

Finding the Fourth Proportional to 35,395.72, 53,101.50 and 10,435.48

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Solution

The fourth proportional to 35,395.72, 53,101.50 and 10,435.48 is: 15,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.72 : 53,101.50 = 10,435.48 : x
  2. Step 2: Convert to fraction form
    35,395.72/53,101.50 = 10,435.48/x
  3. Step 3: Cross multiply
    35,395.72x = 53,101.50 × 10,435.48
  4. Step 4: Simplify right side
    35,395.72x = 554,139,641.22
  5. Step 5: Solve for x
    x = 554,139,641.22/35,395.72
  6. Step 6: Final answer
    x = 15,655.55

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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.